Tag: Eureka Math Grade 2 Module 8

Engage NY Eureka Math 2nd Grade Module 8 Lesson 16 Answer Key

Eureka Math Grade 2 Module 8 Lesson 16 Problem Set Answer Key

Question 1.
How much time has passed?

a. 6:30 a.m. → 7:00 a.m. _______
Answer: 0:30 minutes

Explanation:
The difference between the time 6 hour 30 minutes and 7 hours is 30 minutes.

b. 4:00 p.m. → 9:00 p.m. ______
Answer: 5 hours

Explanation:
The difference between the time 4 p.m and 9 p.m is 5 hours

c. 11:00 a.m. → 5:00 p.m. _______
Answer: 6 hours

Explanation:
The difference between the time 11 a.m and 5 a.m is 6 hours

d. 3:30 a.m. → 10:30 a.m. _______
Answer: 7 hours

Explanation:
The difference between the time 3:30 a.m. and 10:30 a.m is 5 hours

e. 7:00 p.m. → 1:30 a.m. ________
Answer: 6 hour 30 minutes

Explanation:
The difference between the time 7:00 p.m. and 1:30 a.m is 6 hours 30 minutes

f.      _______
Answer: 7:30 p.m → 12:30 a.m = 5 hours

g.       _______
Answer: 6: 00 a.m → 6: 00 p.m = 12 hours

h.       _______
Answer: 7:30 a.m → 1:30a.m = 18 hours

Question 2.
Solve.
a. Tracy arrives at school at 7:30 a.m. She leaves school at 3:30 p.m. How long is Tracy at school?
Answer:
Given,
Tracy arrives at school at 7:30 a.m. She leaves school at 3:30 p.m.
7:30 a.m – 3:30 p.m = 8 hours
Tracy is 8 hours long at school.

b. Anna spent 3 hours at dance practice. She finished at 6:15 p.m. What time did she start?
Answer:
Given,
Anna spent 3 hours at dance practice. She finished at 6:15 p.m.
6 hr 15 mins – 3 hours = 3 hour 15 min
Thus she start dance practice at 3:15 p.m

c. Andy finished baseball practice at 4:30 p.m. His practice was 2 hours long. What time did his baseball practice start?
Answer:
Given,
Andy finished baseball practice at 4:30 p.m.
His practice was 2 hours long.
4 hr 30 mins – 2 hour = 2 hour 30 mins
That means Andy started baseball practice at 2:30 p.m

d. Marcus took a road trip. He left on Monday at 7:00 a.m. and drove until 4:00 p.m. On Tuesday, Marcus drove from 6:00 a.m. to 3:30 p.m. How long did he drive on Monday and Tuesday?
Answer:
Given,
Marcus took a road trip. He left on Monday at 7:00 a.m. and drove until 4:00 p.m.
7:00 a.m. – 4:00 p.m.= 9 hours
On Tuesday, Marcus drove from 6:00 a.m. to 3:30 p.m.
6:00 a.m. – 3:30 p.m = 9 hour 15 mins
9 hour + 9 hr 15 min = 18 hour 15 min
Thus Marcus drive 18 hour 15 min on Monday and Tuesday.

Eureka Math Grade 2 Module 8 Lesson 16 Exit Ticket Answer Key

Question 1.
How much time has passed?
1. 3:00 p.m. → 11:00 p.m. ______
Answer: 8 hours

2. 5:00 a.m. → 12:00 p.m. (noon) ______
Answer: 7 hours

3. 9:30 p.m. → 7:30 a.m. _______
Answer: 10 hours

Eureka Math Grade 2 Module 8 Lesson 16 Homework Answer Key

Question 1.
How much time has passed?

a. 2:00 p.m. → 8:00 p.m. _______
Answer: 6 hours

b. 7:30 a.m. → 12:00 p.m. (noon) _______
Answer: 4 hour 30 mins

c. 10:00 a.m. → 4:30 p.m. ________
Answer: 4 hour 30 mins

d. 1:30 p.m. → 8:30 p.m. ________
Answer: 7 hours

e. 9:30 a.m. → 2:00 p.m. ________
Answer: 4 hour 30 mins

f.        _______
Answer: 4:30 p.m → 10:30 p.m. = 6 hours

g.         _______
Answer: 7:00 a.m → 10:30 a.m. = 3 hour 30 min

h.           _______
Answer: 11:30 a.m → 2:00 p.m = 2 hour 30 min

Question 2.
Solve.
a. Kylie started basketball practice at 2:30 p.m. and finished at 6:00 p.m. How long was Kylie at basketball practice?
Answer:
Given,
Kylie started basketball practice at 2:30 p.m. and finished at 6:00 p.m.
2:30 p.m. → 6:00 p.m = 3 hour 30 min
Thus, Kylie spent 3 hour 30 min at basketball practice.

b. Jamal spent 4 and a half hours at his family picnic. It started at 1:30 p.m. What time did Jamal leave?
Answer:
Given,
Jamal spent 4 and a half hours at his family picnic. It started at 1:30 p.m.
1:30 p.m. + 4:30 = 6:00 p.m.

c. Christopher spent 2 hours doing his homework. He finished at 5:30 p.m. What time did he start his homework?
Answer:
Given,
Christopher spent 2 hours doing his homework. He finished at 5:30 p.m.
5:30 p.m. – 2:00 = 3:30 p.m
Thus he start his homework at 3:30 p.m

d. Henry slept from 8 p.m. to 6:30 a.m. How many hours did Henry sleep?
Answer:
Given,
Given,
Henry slept from 8 p.m. to 6:30 a.m.
Start counting from 8 p.m to 6:30 a.m.
10 hour 30 minutes
Thus Henry slept for 10 hour 30 mins.

Engage NY Eureka Math 2nd Grade Module 8 Lesson 10 Answer Key

Eureka Math Grade 2 Module 8 Lesson 10 Sprint Answer Key

A.
Addition Patterns

Question 1.
8 + 2 =
Answer: 10

Question 2.
18 + 2 =
Answer: 20

Question 3.
38 + 2 =
Answer: 40

Question 4.
7 + 3 =
Answer: 10

Question 5.
17 + 3 =
Answer: 20

Question 6.
37 + 3 =
Answer: 40

Question 7.
8 + 3 =
Answer: 11

Question 8.
18 + 3 =
Answer: 21

Question 9.
28 + 3 =
Answer: 31

Question 10.
6 + 5 =
Answer: 11

Question 11.
16 + 5 =
Answer: 21

Question 12.
26 + 5 =
Answer: 31

Question 13.
18 + 4 =
Answer: 22

Question 14.
28 + 4 =
Answer: 32

Question 15.
16 + 6 =
Answer: 22

Question 16.
26 + 6 =
Answer: 32

Question 17.
18 + 5 =
Answer: 23

Question 18.
28 + 5 =
Answer: 33

Question 19.
16 + 7 =
Answer: 23

Question 20.
26 + 7 =
Answer: 33

Question 21.
19 + 2 =
Answer: 21

Question 22.
17 + 4 =
Answer: 21

Question 23.
18 + 6 =
Answer: 24

Question 24.
28 + 6 =
Answer: 34

Question 25.
16 + 8 =
Answer: 24

Question 26.
26 + 8 =
Answer: 34

Question 27.
18 + 7 =
Answer: 25

Question 28.
18 + 8 =
Answer: 26

Question 29.
28 + 7 =
Answer: 35

Question 30.
28 + 8 =
Answer: 36

Question 31.
15 + 9 =
Answer: 24

Question 32.
16 + 9 =
Answer: 25

Question 33.
25 + 9 =
Answer: 34

Question 34.
26 + 9 =
Answer: 35

Question 35.
14 + 7 =
Answer: 21

Question 36.
16 + 6 =
Answer: 22

Question 37.
15 + 8 =
Answer: 23

Question 38.
23 + 8 =
Answer: 31

Question 39.
25 + 7 =
Answer: 32

Question 40.
15 + 7 =
Answer: 22

Question 41.
24 + 7 =
Answer: 31

Question 42.
14 + 9 =
Answer: 23

Question 43.
19 + 8 =
Answer: 27

Question 44.
28 + 9 =
Answer: 37

B.
Addition Patterns

Question 1.
9 + 1 =
Answer: 10

Question 2.
19 + 1 =
Answer: 20

Question 3.
39 + 1 =
Answer: 40

Question 4.
6 + 4 =
Answer: 10

Question 5.
16 + 4 =
Answer: 20

Question 6.
36 + 4 =
Answer: 40

Question 7.
9 + 2 =
Answer: 11

Question 8.
19 + 2 =
Answer: 21

Question 9.
29 + 2 =
Answer: 31

Question 10.
7 + 4 =
Answer: 11

Question 11.
17 + 4 =
Answer: 21

Question 12.
27 + 4 =
Answer: 31

Question 13.
19 + 3 =
Answer: 22

Question 14.
29 + 3 =
Answer: 32

Question 15.
17 + 5 =
Answer: 22

Question 16.
27 + 5 =
Answer: 32

Question 17.
19 + 4 =
Answer: 23

Question 18.
29 + 4 =
Answer: 33

Question 19.
17 + 6 =
Answer: 23

Question 20.
27 + 6 =
Answer: 33

Question 21.
18 + 3 =
Answer: 21

Question 22.
26 + 5 =
Answer: 31

Question 23.
19 + 5 =
Answer: 24

Question 24.
29 + 5 =
Answer: 34

Question 25.
17 + 7 =
Answer: 24

Question 26.
27 + 7 =
Answer: 34

Question 27.
19 + 6 =
Answer: 25

Question 28.
19 + 7 =
Answer: 26

Question 29.
29 + 6 =
Answer: 35

Question 30.
29 + 7 =
Answer: 36

Question 31.
17 + 8 =
Answer: 25

Question 32.
17 + 9 =
Answer: 26

Question 33.
27 + 8 =
Answer: 35

Question 34.
27 + 9 =
Answer: 36

Question 35.
12 + 9 =
Answer: 21

Question 36.
14 + 8 =
Answer: 22

Question 37.
16 + 7 =
Answer: 23

Question 38.
28 + 6 =
Answer: 34

Question 39.
26 + 8 =
Answer: 34

Question 40.
24 + 8 =
Answer: 32

Question 41.
13 + 8 =
Answer: 21

Question 42.
24 + 9 =
Answer: 33

Question 43.
29 + 8 =
Answer: 37

Question 44.
18 + 9 =
Answer: 27

Eureka Math Grade 2 Module 8 Lesson 10 Problem Set Answer Key

Question 1.
a. Do the shapes in Problem 1(a) show halves or thirds?

Answer:

b. Draw 1 more line to partition each shape above into fourths.
Answer:

Question 2.
Partition each rectangle into thirds. Then, shade the shapes as indicated.

Answer:

Question 3.
Partition each circle into fourths. Then, shade the shapes as indicated.

Answer:

Question 4.
Partition and shade the following shapes as indicated. Each rectangle or circle is one whole.

a.

Answer:

b.

Answer:

c.

Answer:

d.

Answer:

e.

Answer:

f.

Answer:

g.

Answer:

h.

Answer:

i.

Answer:

Question 5.
Split the pizza below so that Maria, Paul, Jose, and Mark each have an equal share. Label each student’s share with his or her name.

a. What fraction of the pizza was eaten by each of the boys?
Answer:

b. What fraction of the pizza did the boys eat altogether?
Answer:

Eureka Math Grade 2 Module 8 Lesson 10 Exit Ticket Answer Key

Question:
Partition and shade the following shapes as indicated. Each rectangle or circle is one whole.

1.
Answer:

2.
Answer:

3.
Answer:

4.
Answer:

5.
Answer:

6.
Answer:

Eureka Math Grade 2 Module 8 Lesson 10 Homework Answer Key

Question 1.
a. Do the shapes below show halves or thirds?

Answer:

b. Draw 1 more line to partition each shape above into fourths.
Answer:

Question 2.
Partition each rectangle into thirds. Then, shade the shapes as indicated.

Answer:

Question 3.
Partition each circle into fourths. Then, shade the shapes as indicated.

Answer:

Question 4.
Partition and shade the following shapes. Each rectangle or circle is one whole.
a.

Answer:

b.

Answer:

c.

Answer:

d.

Answer:

e.

Answer:

f.

Answer:

g.

Answer:

h.

Answer:

i.

Answer:

Question 5.
Split the pizza below so that Shane, Raul, and John all have an equal share. Label each student’s share with his name. What fraction of the pizza did the boys get in all?

Answer:

Engage NY Eureka Math 2nd Grade Module 8 Lesson 13 Answer Key

Eureka Math Grade 2 Module 8 Lesson 13 Problem Set Answer Key

Question 1.
Tell what fraction of each clock is shaded in the space below using the words quarter, quarters, half, or halves.

Answer:

Question 2.
Write the time shown on each clock.

a.
Answer: 6:00

The short hand is on 6 and long hand is on 12. So the time shown on the above clock is 6:00

b. 
Answer: 6:15
The short hand is on 6 and long hand is on 3. So the time shown on the above clock is 6:15

c. 
Answer: 3:30
The short hand is in between 3 and 4 and the long hand is on 6. So the time shown on the above clock is 3:30

d. 
Answer: 9: 30
The short hand is in between 9 and 10 and the long hand is on 6. So the time shown on the above clock is 9:30

Question 3.
Match each time to the correct clock by drawing a line.

Answer:

Question 4.
Draw the minute hand on the clock to show the correct time.

Answer:

Eureka Math Grade 2 Module 8 Lesson 13 Exit Ticket Answer Key

Question 1.
Draw the minute hand on the clock to show the correct time.

Answer:

Eureka Math Grade 2 Module 8 Lesson 13 Homework Answer Key

Question 1.
Tell what fraction of each clock is shaded in the space below using the words quarter, quarters, half, or halves.

Answer:

Question 2.
Write the time shown on each clock.

a.
Answer: 6: 45
The short hand is in between 6 and 7 and the long hand is on 9. So the time shown on the above clock is 6:45

b.
Answer: 1:30
The short hand is in between 12 and 1 and the long hand is on 6. So the time shown on the above clock is 1:30

c.
Answer: 10:45
The short hand is in between 10 and 11 and the long hand is on 9. So the time shown on the above clock is 10:45

d.
Answer: 9:15
The short hand is in between 9 and 10 and the long hand is on 3. So the time shown on the above clock is 9:15

Question 3.
Match each time to the correct clock by drawing a line.

Answer:

Question 4.
Draw the minute hand on the clock to show the correct time.

Answer:

Engage NY Eureka Math 2nd Grade Module 8 Lesson 9 Answer Key

Eureka Math Grade 2 Module 8 Lesson 9 Sprint Answer Key

A.
Subtraction Patterns

Question 1.
5 – 1 =
Answer: 4

Question 2.
15 – 1 =
Answer: 14

Question 3.
25 – 1 =
Answer: 24

Question 4.
75 – 1 =
Answer: 74

Question 5.
5 – 2 =
Answer: 3

Question 6.
15 – 2 =
Answer: 13

Question 7.
25 – 2 =
Answer: 23

Question 8.
75 – 2 =
Answer: 73

Question 9.
4 – 1 =
Answer: 3

Question 10.
40 – 10 =
Answer: 30

Question 11.
43 – 10 =
Answer: 33

Question 12.
43 – 20 =
Answer: 13

Question 13.
43 – 21 =
Answer: 22

Question 14.
43 – 23 =
Answer: 20

Question 15.
12 – 2 =
Answer: 10

Question 16.
62 – 2 =
Answer: 60

Question 17.
62 – 12 =
Answer: 50

Question 18.
18 – 8 =
Answer: 10

Question 19.
78 – 8 =
Answer: 70

Question 20.
78 – 18 =
Answer: 60

Question 21.
41 – 11 =
Answer: 30

Question 22.
92 – 12 =
Answer: 80

Question 23.
10 – 2 =
Answer: 8

Question 24.
11 – 2 =
Answer: 9

Question 25.
21 – 2 =
Answer: 19

Question 26.
31 – 2 =
Answer: 29

Question 27.
51 – 2 =
Answer: 49

Question 28.
51 – 12 =
Answer: 39

Question 29.
10 – 5 =
Answer: 5

Question 30.
11 – 5 =
Answer: 6

Question 31.
12 – 5 =
Answer: 7

Question 32.
22 – 5 =
Answer: 17

Question 33.
32 – 5 =
Answer: 27

Question 34.
62 – 5 =
Answer: 57

Question 35.
62 – 15 =
Answer: 47

Question 36.
72 – 15 =
Answer: 57

Question 37.
82 – 15 =
Answer: 67

Question 38.
32 – 15 =
Answer: 17

Question 39.
10 – 9 =
Answer: 1

Question 40.
11 – 9 =
Answer: 2

Question 41.
51 – 9 =
Answer: 42

Question 42.
51 – 10 =
Answer: 41

Question 43.
51 – 19 =
Answer: 32

Question 44.
65 – 46 =
Answer: 19

B.
Subtraction Patterns

Question 1.
4 – 1 =
Answer: 3

Question 2.
14 – 1 =
Answer: 13

Question 3.
24 – 1 =
Answer: 23

Question 4.
74 – 1 =
Answer: 73

Question 5.
5 – 3 =
Answer: 2

Question 6.
15 – 3 =
Answer: 12

Question 7.
25 – 3 =
Answer: 22

Question 8.
75 – 3 =
Answer: 72

Question 9.
3 – 1 =
Answer: 2

Question 10.
30 – 10 =
Answer: 20

Question 11.
32 – 10 =
Answer: 22

Question 12.
32 – 20 =
Answer: 12

Question 13.
32 – 21 =
Answer: 11

Question 14.
32 – 22 =
Answer: 10

Question 15.
15 – 5 =
Answer: 10

Question 16.
65 – 5 =
Answer: 60

Question 17.
65 – 15 =
Answer: 50

Question 18.
16 – 6 =
Answer: 10

Question 19.
76 – 6 =
Answer: 70

Question 20.
76 – 16 =
Answer: 60

Question 21.
51 – 11 =
Answer: 40

Question 22.
82 – 12 =
Answer: 70

Question 23.
10 – 5 =
Answer: 5

Question 24.
11 – 5 =
Answer: 6

Question 25.
21 – 5 =
Answer: 16

Question 26.
31 – 5 =
Answer: 26

Question 27.
51 – 5 =
Answer: 46

Question 28.
51 – 15 =
Answer: 36

Question 29.
10 – 9 =
Answer: 1

Question 30.
11 – 9 =
Answer: 2

Question 31.
12 – 9 =
Answer: 3

Question 32.
22 – 9 =
Answer: 13

Question 33.
32 – 9 =
Answer: 23

Question 34.
62 – 9 =
Answer: 53

Question 35.
62 – 19 =
Answer: 43

Question 36.
72 – 19 =
Answer: 53

Question 37.
82 – 19 =
Answer: 63

Question 38.
32 – 19 =
Answer: 13

Question 39.
10 – 2 =
Answer: 8

Question 40.
11 – 2 =
Answer: 9

Question 41.
51 – 2 =
Answer: 49

Question 42.
51 – 10 =
Answer: 41

Question 43.
51 – 12 =
Answer: 39

Question 44.
95 – 76 =
Answer: 19

Eureka Math Grade 2 Module 8 Lesson 9 Problem Set Answer Key

Question 1.
Circle the shapes that have 2 equal shares with 1 share shaded.

Answer:

Question 2.
Shade 1 half of the shapes that are split into 2 equal shares. One has been done for you.

Answer:

Question 3.
Partition the shapes to show halves. Shade 1 half of each. Compare your halves to your partner’s.

a.
Answer:

b.
Answer:

Eureka Math Grade 2 Module 8 Lesson 9 Exit Ticket Answer Key

Question 1.
Shade 1 half of the shapes that are split into 2 equal shares.

Answer:

Eureka Math Grade 2 Module 8 Lesson 9 Homework Answer Key

Question 1.
Circle the shapes that have 2 equal shares with 1 share shaded.

Answer:

Question 2.
Shade 1 half of the shapes that are split into 2 equal shares. One has been done for you.

Answer:

Question 3.
Partition the shapes to show halves. Shade 1 half of each.

Answer:

Engage NY Eureka Math 2nd Grade Module 8 Lesson 12 Answer Key

Eureka Math Grade 2 Module 8 Lesson 12 Problem Set Answer Key

Question 1.
Partition the rectangles in 2 different ways to show equal shares.

a. 2 halves

               
Answer:
               

b. 3 thirds

               
Answer:
             

c. 4 fourths

               
Answer:
             

Question 2.
Build the original whole square using the rectangle half and the half represented by your 4 small triangles. Draw it in the space below.
Answer:

Question 3.
Use different-colored halves of a whole square.

a. Cut the square in half to make 2 equal-size rectangles.
Answer:

b. Rearrange the halves to create a new rectangle with no gaps or overlaps.
Answer:

c. Cut each equal part in half to make 4 equal-size squares.
Answer:

d. Rearrange the new equal shares to create different polygons.
Answer:

e. Draw one of your new polygons from Part (d) below.
Answer:

Extension:

Question 4.
Cut out the circle.

a. Cut the circle in half.
Answer:

b. Rearrange the halves to create a new shape with no gaps or overlaps.
Answer:

c. Cut each equal share in half.
Answer:

d. Rearrange the equal shares to create a new shape with no gaps or overlaps.
Answer:

e. Draw your new shape from Part (d) below.
Answer:

Eureka Math Grade 2 Module 8 Lesson 12 Exit Ticket Answer Key

Question 1.
Partition the rectangles in 2 different ways to show equal shares.

1. 2 halves
                   
Answer:

2. 3 thirds

                   
Answer:

3. 4 fourths

                   
Answer:

Eureka Math Grade 2 Module 8 Lesson 12 Homework Answer Key

Question 1.
Partition the rectangles in 2 different ways to show equal shares.

a. 2 halves

                             
Answer:

b. 3 thirds

                             
Answer:

c. 4 fourths

                             
Answer:

d. 2 halves

                           

Answer:

e. 3 thirds

                             
Answer:

f. 4 fourths

                              
Answer:

Question 2.
Cut out the square at the bottom of this page.

a. Cut the square in half to make 2 equal-size rectangles. Shade 1 half using your pencil.
Answer:

b. Rearrange the halves to create a new rectangle with no gaps or overlaps.
Answer:

c. Cut each equal part in half to make 4 equal-size squares.
Answer:

d. Rearrange the new equal shares to create different polygons.
Answer:

e. Draw one of your new polygons from Part (d) below. One half is shaded!
Answer:

Engage NY Eureka Math 2nd Grade Module 8 Lesson 11 Answer Key

Eureka Math Grade 2 Module 8 Lesson 11 Problem Set Answer Key

Question 1.
For Parts (a), (c), and (e), identify the shaded area.

a.
Answer:

i. The fraction name of the shaded area is one half.
ii. The fraction name of the shaded area is two halves.

b. Circle the shape above that has a shaded area that shows 1 whole.
Answer:

c.
Answer:

d. Circle the shape above that has a shaded area that shows 1 whole.
Answer:

e.
Answer:

f. Circle the shape above that has a shaded area that shows 1 whole.
Answer:

Question 2.
What fraction do you need to color so that 1 whole is shaded?

a.

Answer:

I need two-third fraction to shade 1 whole.

b.

Answer:

I need Halve fraction to shade 1 whole.

c.

Answer:

I need 2 quarter fraction to shade 1 whole.

d.

Answer:

I need one-third fraction to shade 1 whole.

e.

Answer:

I need Half fraction to shade 1 whole.

f.

Answer:
I need one-third fraction to shade 1 whole.

Question 3.
Complete the drawing to show 1 whole.

a.
This is 1 half.
Draw 1 whole.

Answer:

b.
This is 1 third.
Draw 1 whole.

Answer:

c.
This is 1 fourth.
Draw 1 whole.

Answer:

Eureka Math Grade 2 Module 8 Lesson 11 Exit Ticket Answer Key

Question:
What fraction do you need to color so that 1 whole is shaded?

1.
Answer: 1/4
The above block is divided into 4 parts.
3 parts are shaded and 1 part is pending.
So I need to shade 1/4 fraction.

2.
Answer: 1/2
The above circle is divided into two parts.
So I need to shade 1/2 fraction.

3.
Answer: 3/4
The above block is divided into 4 parts.
1 parts are shaded and 3 part is pending.
So I need to shade 3/4 fraction.

4.
Answer: 1/3
The above block is divided into 3 parts.
2 parts are shaded and 1 part is pending.
So I need to shade 1/3 fraction.

Eureka Math Grade 2 Module 8 Lesson 11 Homework Answer Key

Question 1.
For Parts (a), (c), and (e), identify the shaded area.

a.
Answer:

b. Circle the shape above that has a shaded area that shows 1 whole.
Answer:

c.
Answer:

d. Circle the shape above that has a shaded area that shows 1 whole.
Answer:

e.
Answer:

f. Circle the shape above that has a shaded area that shows 1 whole.
Answer:

Question 2.
What fraction do you need to color so that 1 whole is shaded?

a.
Answer: 1/2

b.
Answer: 1/3

c.
Answer: 1/4

d.
Answer: 2/4

e.
Answer: 2/4

f.
Answer: 1/2

Question 3.
Complete the drawing to show 1 whole.

a.
This is 1 half.
Draw 1 whole.

Answer:

b.
This is 1 third.
Draw 1 whole.

Answer:

c.
This is 1 fourth.
Draw 1 whole.

Answer:

Engage NY Eureka Math 2nd Grade Module 8 Lesson 8 Answer Key

Eureka Math Grade 2 Module 8 Lesson 8 Problem Set Answer Key

Question 1.
Use one pattern block to cover half the rhombus.

a. Identify the pattern block used to cover half of the rhombus.
Answer:

b. Draw a picture of the rhombus formed by the 2 halves.
Answer:

Question 2.
Use one pattern block to cover half the hexagon.

a. Identify the pattern block used to cover half of a hexagon.
Answer:

b. Draw a picture of the hexagon formed by the 2 halves.
Answer:

Question 3.
Use one pattern block to cover 1 third of the hexagon.

a. Identify the pattern block used to cover 1 third of a hexagon.
Answer:

b. Draw a picture of the hexagon formed by the 3 thirds.
Answer:

Question 4.
Use one pattern block to cover 1 third of the trapezoid.

a. Identify the pattern block used to cover 1 third of a trapezoid.
Answer:

b. Draw a picture of the trapezoid formed by the 3 thirds.
Answer:

Question 5.
Use 4 pattern block squares to make one larger square.

a. Draw a picture of the square formed in the space below.
Answer:

b. Shade 1 small square. Each small square is 1 __________ (half / third / fourth) of the whole square.
Answer:

c. Shade 1 more small square. Now, 2 __________ (halves / thirds / fourths) of the whole square is shaded.
Answer:

d. And 2 fourths of the square is the same as 1 _________ (half / third / fourth) of the whole square.
Answer:

e. Shade 2 more small squares. ____ fourths is equal to 1 whole.
Answer:

Question 6.
Use one pattern block to cover 1 sixth of the hexagon.

a. Identify the pattern block used to cover 1 sixth of a hexagon.
Answer:

b. Draw a picture of the hexagon formed by the 6 sixths.
Answer:

Eureka Math Grade 2 Module 8 Lesson 8 Exit Ticket Answer Key

Question 1.
Name the pattern block used to cover half the rectangle. Use the shape below to draw the pattern blocks used to cover 2 halves.

Answer:

Eureka Math Grade 2 Module 8 Lesson 8 Homework Answer Key

Question 1.
Name the pattern block used to cover half the rhombus. Sketch the 2 pattern blocks used to cover both halves of the rhombus.

Answer:

Question 2.
Name the pattern block used to cover half the hexagon. Sketch the 2 pattern blocks used to cover both halves of the hexagon.

Answer:

Question 3.
Name the pattern block used to cover 1 third of the hexagon. Sketch the 3 pattern blocks used to cover thirds of the hexagon.

Answer:

Question 4.
Name the pattern block used to cover 1 third of the trapezoid. Sketch the 3 pattern blocks used to cover thirds of the trapezoid.

Answer:

Question 5.
Draw 2 lines to make 4 squares in the square below.

a. Shade 1 small square. Each small square is 1 __________ (half / third / fourth) of the whole square.
Answer:

b. Shade 1 more small square. Now, 2 __________ (halves / thirds / fourths) of the whole square are shaded.
Answer:

c. And 2 fourths of the square is the same as 1 _________ (half / third / fourth) of the whole square.
Answer:

d. Shade 2 more small squares. ____ fourths is equal to 1 whole.
Answer:

Question 6.
Name the pattern block used to cover 1 sixth of the hexagon. Sketch the 6 pattern blocks used to cover 6 sixths of the hexagon.

Answer:

Engage NY Eureka Math 2nd Grade Module 8 Lesson 2 Answer Key

Eureka Math Grade 2 Module 8 Lesson 2 Problem Set Answer Key

Eureka Math Grade 2 Module 8 Lesson 2 Sprint Answer Key

A.
Make a Hundred to Ten:

Question 1.
98 + 3 =
Answer: 101
By adding 98 with 3 we get 101

Question 2.
98 + 4 =
Answer: 102
By adding 98 with 4 we get 102

Question 3.
98 + 5 =
Answer: 103
By adding 98 with 5 we get 103

4.
98 + 8 =
Answer: 106
By adding 98 with 8 we get 106

Question 5.
98 + 6 =
Answer: 104
By adding 98 with 6 we get 104

Question 6.
98 + 9 =
Answer: 107
By adding 98 with 9 we get 107

Question 7.
98 + 7 =
Answer: 105
By adding 98 with 7 we get 105

Question 8.
99 + 2 =
Answer: 101
By adding 99 with 2 we get 101

Question 9.
99 + 3 =
Answer: 102
By adding 99 with 3 we get 102

Question 10.
99 + 4 =
Answer: 103
By adding 99 with 4 we get 103

Question 11.
99 + 9 =
Answer: 108
By adding 99 with 9 we get 108

Question 12.
99 + 6 =
Answer: 105
By adding 99 with 6 we get 105

Question 13.
99 + 8 =
Answer: 107
By adding 99 with 8 we get 107

Question 14.
99 + 5 =
Answer: 104
By adding 99 with 5 we get 104

Question 15.
99 + 7 =
Answer: 106
By adding 99 with 7 we get 106

Question 16.
98 + 13 =
Answer: 111
By adding 98 with 13 we get 111

Question 17.
98 + 24 =
Answer: 122
By adding 98 with 24 we get 122

Question 18.
98 + 35 =
Answer: 133
By adding 98 with 35 we get 133

Question 19.
98 + 46 =
Answer: 144
By adding 98 with 46 we get 144

Question 20.
98 + 57 =
Answer: 155
By adding 98 with 57 we get 155

Question 21.
98 + 68 =
Answer: 166
By adding 98 with 68 we get 166

Question 22.
98 + 79 =
Answer: 177
By adding 98 with 79 we get 177

Question 23.
99 + 12 =
Answer: 111
By adding 99 with 12 we get 111

Question 24.
99 + 23 =
Answer: 122
By adding 99 with 23 we get 122

Question 25.
99 + 34 =
Answer: 133
By adding 99 with 34 we get 133

Question 26.
99 + 45 =
Answer: 144
By adding 99 with 45 we get 144

Question 27.
99 + 56 =
Answer: 155
By adding 99 with 56 we get 155

Question 28.
99 + 67 =
Answer: 166
By adding 99 with 67 we get 166

Question 29.
99 + 78 =
Answer: 177
By adding 99 with 78 we get 177

Question 30.
35 + 99 =
Answer: 134
By adding 35 with 99 we get 134

Question 31.
45 + 98 =
Answer: 143
By adding 45 with 98 we get 143

Question 32.
46 + 99 =
Answer: 145
By adding 46 with 99 we get 145

Question 33.
56 + 98 =
Answer: 154
By adding 56 with 98 we get 154

Question 34.
67 + 99 =
Answer: 166
By adding 67 with 99 we get 167

Question 35.
77 + 98 =
Answer: 175
By adding 77 with 98 we get 175

Question 36.
68 + 99 =
Answer: 167
By adding 68 with 99 we get 167

Question 37.
78 + 98 =
Answer: 176
By adding 78 with 98 we get 176

Question 38.
99 + 95 =
Answer: 194
By adding 99 with 95 we get 194

Question 39.
93 + 99 =
Answer: 192
By adding 93 with 99 we get 192

Question 40.
99 + 95 =
Answer: 194
By adding 99 with 95 we get 194

Question 41.
94 + 99 =
Answer: 193
By adding 94 with 99 we get 193

Question 42.
98 + 96 =
Answer: 194
By adding 98 with 96 we get 194

Question 43.
94 + 98 =
Answer: 192
By adding 94 with 98 we get 192

Question 44.
98 + 88 =
Answer: 186
By adding 98 with 88 we get 186

B.
Make a Hundred to Ten:

Question 1.
99 + 2 =
Answer: 101
By adding 99 with 2 we get 101

Question 2.
99 + 3 =
Answer:
By adding 99 with 3 we get 102

Question 3.
99 + 4 =
Answer:
By adding 99 with 4 we get 103

Question 4.
99 + 8 =
Answer:
By adding 99 with 8 we get 107

Question 5.
99 + 6 =
Answer:
By adding 99 with 6 we get 105

Question 6.
99 + 9 =
Answer:
By adding 99 with 9 we get 108

Question 7.
99 + 5 =
Answer:
By adding 99 with 5 we get 104

Question 8.
99 + 7 =
Answer:
By adding 99 with 7 we get 106

Question 9.
98 + 3 =
Answer:
By adding 98 with 3 we get 101

Question 10.
98 + 4 =
Answer:
By adding 98 with 4 we get 102

Question 11.
98 + 5 =
Answer:
By adding 98 with 5 we get 103

Question 12.
98 + 9 =
Answer:
By adding 98 with 9 we get 107

Question 13.
98 + 7 =
Answer:
By adding 98 with 7 we get 105

Question 14.
98 + 8 =
Answer:
By adding 98 with 8 we get 106

Question 15.
98 + 6 =
Answer:
By adding 98 with 6 we get 104

Question 16.
99 + 12 =
Answer:
By adding 99 with 12 we get 111

Question 17.
99 + 23 =
Answer:
By adding 99 with 23 we get 122

Question 18.
99 + 34 =
Answer:
By adding 99 with 34 we get 133

Question 19.
99 + 45 =
Answer: 144
By adding 99 with 45 we get 144

Question 20.
99 + 56 =
Answer:
By adding 99 with 56 we get 155

Question 21.
99 + 67 =
Answer:
By adding 99 with 67 we get 166

Question 22.
99 + 78 =
Answer:
By adding 99 with 78 we get 177

Question 23.
98 + 13 =
Answer:
By adding 98 with 13 we get 111

Question 24.
98 + 24 =
Answer:
By adding 98 with 24 we get 122

Question 25.
98 + 35 =
Answer:
By adding 98 with 35 we get 133

Question 26.
98 + 46 =
Answer:
By adding 98 with 46 we get 144

Question 27.
98 + 57 =
Answer:
By adding 98 with 57 we get 155

Question 28.
98 + 68 =
Answer:
By adding 98 with 68 we get 166

Question 29.
98 + 79 =
Answer:
By adding 98 with 79 we get 177

Question 30.
25 + 99 =
Answer:
By adding 25 with 99 we get 124

Question 31.
35 + 98 =
Answer:
By adding 35 with 98 we get 133

Question 32.
36 + 99 =
Answer:
By adding 36 with 99 we get 135

Question 33.
46 + 98 =
Answer:
By adding 46 with 98 we get 144

Question 34.
57 + 99 =
Answer:
By adding 57 with 99 we get 156

Question 35.
67 + 98 =
Answer:
By adding 67 with 98 we get 165

Question 36.
78 + 99 =
Answer:
By adding 78 with 99 we get 177

Question 37.
88 + 98 =
Answer:
By adding 88 with 98 we get 186

Question 38.
99 + 93 =
Answer:
By adding 99 with 93 we get 192

Question 39.
95 + 99 =
Answer:
By adding 95 with 99 we get 194

Question 40.
99 + 97 =
Answer:
By adding 99 with 97 we get 196

Question 41.
92 + 99 =
Answer:
By adding 92 with 99 we get 191

Question 42.
98 + 94 =
Answer:
By adding 98 with 94 we get 192

Question 43.
96 + 98 =
Answer:
By adding 96 with 98 we get 194

Question 44.
98 + 86 =
Answer:
By adding 98 with 86 we get 184

Eureka Math Grade 2 Module 8 Lesson 2 Problem Set Answer Key

Question 1.
Count the number of sides and angles for each shape to identify each polygon. The polygon names in the word bank may be used more than once.

a.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

b.

Answer: Triangle
The above figure has 3 sides so the polygon is Triangle.

c.

Answer: Pentagon
The above figure has 5 sides so the polygon is Pentagon.

d.

Answer: Hexagon
The above figure has 6 sides so the polygon is Hexagon.

e.

Answer: Triangle
The above figure has 3 sides so the polygon is Triangle.

f.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

g.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

h.

Answer: Hexagon
The above figure has 6 sides so the polygon is Hexagon.

i.

Answer: Pentagon
The above figure has 5 sides so the polygon is Pentagon.

j.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

k.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

l.

Answer: Triangle
The above figure has 3 sides so the polygon is Triangle.

Question 2.
Draw more sides to complete 2 examples of each polygon.

Answer:

Question 3.

a.
Explain why both polygons A and B are hexagons.
Answer: A and B are hexagons because there are 6 sides and 6 angles.

b.
Draw a different hexagon than the two that are shown.
Answer:

4.
Explain why both polygons C and D are quadrilaterals.

Answer: Shape C and D are quadrilaterals because there are 4 sides and 4 angles.

Eureka Math Grade 2 Module 8 Lesson 2 Exit Ticket Answer Key

Count the number of sides and angles for each shape to identify each polygon. The polygon names in the word bank may be used more than once.

Question 1.

Answer: Pentagon
The above figure has 5 sides so the polygon is Pentagon.

Question 2.

Answer: Hexagon
The above figure has 6 sides so the polygon is Hexagon.

Question 3.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

Question 4.

Answer: Triangle
The above figure has 3 sides so the polygon is Triangle.

Question 5.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

Question 6.

Answer: Pentagon
The above figure has 5 sides so the polygon is Pentagon.

Eureka Math Grade 2 Module 8 Lesson 2 Homework Answer Key

Question 1.
Count the number of sides and angles for each shape to identify each polygon. The polygon names in the word bank may be used more than once.

a.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

b.

Answer: Triangle
The above figure has 3 sides so the polygon is Triangle.

c.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

d.

Answer: Pentagon
The above figure has 5 sides so the polygon is Pentagon.

e.

Answer: Pentagon
The above figure has 5 sides so the polygon is Pentagon.

f.

Answer: Hexagon
The above figure has 6 sides so the polygon is Hexagon.

g.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

h.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

i.

Answer: Hexagon
The above figure has 6 sides so the polygon is Hexagon.

j.

Answer: Quadrilateral
The above figure has 4 sides so the polygon is Quadrilateral.

k.

Answer: Pentagon
The above figure has 5 sides so the polygon is Pentagon.

l.

Answer: Triangle
The above figure has 3 sides so the polygon is Triangle.

Question 2.
Draw more sides to complete 2 examples of each polygon.

Answer:

Question 3.
Explain why both polygons A and B are pentagons.

Answer: The polygons A and B has 5 sides and 5 angles.

4.
Explain why both polygons C and D are triangles.

Answer: Both the shapes C and D has 3 sides and 3 angles.

Engage NY Eureka Math 2nd Grade Module 8 Lesson 7 Answer Key

Eureka Math Grade 2 Module 8 Lesson 7 Problem Set Answer Key

Question 1.
Solve the following puzzles using your tangram pieces. Draw your solutions in the space below.

a. Use the two smallest triangles to make one larger triangle.
Answer:

b. Use the two smallest triangles to make a parallelogram with no square corners.
Answer:

c. Use the two smallest triangles to make a square.
Answer:

d. Use the two largest triangles to make a square.
Answer:

e. How many equal shares do the larger shapes in Parts (a – d) have?
Answer:

f. How many halves make up the larger shapes in Parts (a – d)?
Answer:

Question 2.
Circle the shapes that show halves.

Answer:

Question 3.
Show how 3 triangle pattern blocks form a trapezoid with one pair of parallel lines. Draw the shape below.

a. How many equal shares does the trapezoid have?
Answer:

b. How many thirds are in the trapezoid?
Answer:

Question 4.
Circle the shapes that show thirds.

Answer:

Question 5.
Add another triangle to the trapezoid you made in Problem 3 to make a parallelogram. Draw the new shape below.

a. How many equal shares does the shape have now?
Answer:

b. How many fourths are in the shape?
Answer:

Question 6.
Circle the shapes that show fourths.

Answer:

Eureka Math Grade 2 Module 8 Lesson 7 Exit Ticket Answer Key

Question 1.
Circle the shapes that show thirds.

Answer:

Question 2.
Circle the shapes that show fourths.

Answer:

Eureka Math Grade 2 Module 8 Lesson 7 Homework Answer Key

Question 1.
Solve the following puzzles using your tangram pieces. Draw your solutions in the space below.

a. Use the two largest triangles to make a square.
Answer:

b. Use the two smallest triangles to make a square.
Answer:

c. Use the two smallest triangles to make a parallelogram with no square corners.
Answer:

d. Use the two smallest triangles to make one larger triangle.
Answer:

e. How many equal shares do the larger shapes in Parts (a – d) have?
Answer:

f. How many halves make up the larger shapes in Parts (a – d)?
Answer:

Question 2.
Circle the shapes that show halves.

Answer:

Question 3.
Examine the trapezoid.

a. How many equal shares does the trapezoid have?
Answer:

b. How many thirds are in the trapezoid?
Answer:

Question 4.
Circle the shapes that show thirds.

Answer:

Question 5.
Examine the parallelogram.

a. How many equal shares does the shape have?
Answer:

b. How many fourths are in the shape?
Answer:

Question 6.
Circle the shapes that show fourths.

Answer:

Engage NY Eureka Math 2nd Grade Module 8 Lesson 4 Answer Key

Eureka Math Grade 2 Module 8 Lesson 4 Problem Set Answer Key

Question 1.
Use your ruler to draw 2 parallel lines that are not the same length.
Answer:

Question 2.
Use your ruler to draw 2 parallel lines that are the same length.
Answer:

Question 3.
Trace the parallel lines on each quadrilateral using a crayon. For each shape with two sets of parallel lines, use two different colors. Use your index card to find each square corner, and box it.

Answer:

Question 4.
Draw a parallelogram with no square corners.
Answer:

Question 5.
Draw a quadrilateral with 4 square corners.
Answer:

Question 6.
Measure and label the sides of the figure to the right with your centimeter ruler. What do you notice? Be ready to talk about the attributes of this quadrilateral. Can you remember what this polygon is called?

Answer:

Question 7.
A square is a special rectangle. What makes it special?
Answer:

Eureka Math Grade 2 Module 8 Lesson 4 Exit Ticket Answer Key

Question 1:
Use crayons to trace the parallel sides on each quadrilateral. Use your index card to find each square corner, and box it.

Answer:

Eureka Math Grade 2 Module 8 Lesson 4 Homework Answer Key

Question 1.
Use your ruler to draw 2 parallel lines that are not the same length.
Answer:

Question 2.
Use your ruler to draw 2 parallel lines that are the same length.
Answer:

Question 3.
Draw a quadrilateral with two sets of parallel sides. What is the name of this quadrilateral?
Answer:

Question 4.
Draw a quadrilateral with 4 square corners and opposite sides the same length. What is the name of this quadrilateral?
Answer:

Question 5.
A square is a special rectangle. What makes it special?
Answer:

Question 6.
Color each quadrilateral with 4 square corners and two sets of parallel sides red. Color each quadrilateral with no square corners and no parallel sides blue. Circle each quadrilateral with one or more sets of parallel sides green.

Answer: