## Engage NY Eureka Math 2nd Grade Module 1 Lesson 6 Answer Key

### Eureka Math Grade 2 Module 1 Lesson 6 Problem Set Answer Key

Question 1.

Solve

a.

10 – 9 = 1

10 + 1 = 11

Answer:

10 – 9 = 1,

10 + 1 = 11,

So 20 – 9 = 11,

Explanation:

Solved 10 – 9 as substracting 9 from 10

we will get 1 and adding 1 to 10 we will get 11,

therefore 20 – 9 = 11.

b. 30 – 9 = __21___

Answer:

10 – 9 = 1,

20 + 1 = 21,

So 30 – 9 = 21,

Explanation:

Solved 10 – 9 as substracting 9 from 10

we will get 1 and adding 1 to 20 we will get 21,

therefore 30 – 9 = 21.

c. 20 – 8 = _12____

Answer:

10 – 8 = 2,

10 + 2 = 12,

So 20 – 8 = 12,

Explanation:

Solved 10 – 8 as substracting 8 from 10

we will get 2 and adding 2 to 10 we will get 12,

therefore 20 – 8 = 12.

d. 30 – 7 = __23___

Answer:

10 – 7 = 3,

20 + 3 = 23,

So 30 – 7 = 23,

Explanation:

Solved 10 – 7 as substracting 7 from 10

we will get 3 and adding 3 to 20 we will get 23,

therefore 30 – 7 = 23.

e. 40 – 7 = __33___

Answer:

10 – 7 = 3,

30 + 3 = 33,

So 40 – 7 = 33,

Explanation:

Solved 10 – 7 as substracting 7 from 10

we will get 3 and adding 3 to 30 we will get 33,

therefore 40 – 7 = 33.

f. 50 – 6 = __44___

Answer:

10 – 6 = 4,

40 + 4 = 44,

So 50 – 6 = 44,

Explanation:

Solved 10 – 6 as substracting 6 from 10

we will get 4 and adding 4 to 40 we will get 44,

therefore 50 – 6 = 44.

g. 80 – 6 = __74___

Answer:

10 – 6 = 4,

70 + 4 = 74,

So 80 – 6 = 74,

Explanation:

Solved 80 – 6 as substracting 6 from 10

we will get 4 and adding 4 to 70 we will get 74,

therefore 80 – 6 = 74.

h. 90 – 5 = __85___

Answer:

10 – 5 = 5,

80 + 5 = 85,

So 90 – 5 = 85,

Explanation:

Solved 10 – 5 as substracting 5 from 10

we will get 5 and adding 5 to 80 we will get 85,

therefore 90 – 5 = 85.

i. 70 – 4 = __66___

Answer:

10 – 4 = 6,

60 + 6 = 66,

So 70 – 4 = 66,

Explanation:

Solved 10 – 4 as substracting 4 from 10

we will get 6 and adding 6 to 60 we will get 66,

therefore 70 – 4 = 66.

j. 60 – 2 = __58___

Answer:

10 – 2 = 8,

50 + 8 = 58,

So 60 – 2 = 58,

Explanation:

Solved 10 – 2 as substracting 2 from 10

we will get 8 and adding 8 to 50 we will get 58,

therefore 60 – 2 = 58.

Question 2.

Fill in the number bond and solve.

Answer:

10 – 9 = 1,

80 + 1 = 81,

So 90 – 9 = 81,

Explanation:

Solved 10 – 9 as substracting 9 from 10

we will get 1 and adding 1 to 80 we will get 81,

therefore 90 – 9 = 81.

Question 3.

Show how 10 – 6 helps you solve 50 – 6.

Answer:

10 – 6 = 4,

40 + 4 = 44,

So 10 – 6 helps to solve 50 – 6 = 44,

Explanation:

Given to solve 50 – 6, first we divide

50 as 40 and 10 as 40 + 10 = 50,

now we substract 10 – 6 = 4, now we add

this 4 with 40 we will get 44, So we used

10 – 6 to solve 50 – 6 = 44 as shown above.

Question 4.

Carla has 70 paper clips.

She gives 6 away.

How many paper clips does Carla have left?

Carla has __64___ paper clips left.

Answer:

Carla has 64 paper clips left,

Explanation:

Given Carla has 70 paper clips, She gives 6 away.

So number of paper clips does Carla have left are

70 – 6 = 64 paper clips.

### Eureka Math Grade 2 Module 1 Lesson 6 Exit Ticket Answer Key

Solve.

Question 1.

70 – 4 = _66____

Answer:

10 – 4 = 6,

60 + 6 = 66,

So 70 – 4 = 66,

Explanation:

Solved 10 – 4 as substracting 4 from 10

we will get 6 and adding 6 to 60 we will get 66,

therefore 70 – 4 = 66.

Question 2.

60 – 3 = __57___

Answer:

10 – 3 = 7,

50 + 7 = 57,

So 60 – 3 = 57,

Explanation:

Solved 10 – 3 as substracting 3 from 10

we will get 7 and adding 7 to 50 we will get 57,

therefore 60 – 3 = 57.

### Eureka Math Grade 2 Module 1 Lesson 6 Homework Answer Key

Question 1.

Take out ten.

Answer:

30 – 10 = 20,

40 – 10 = 30,

50 – 10 = 40,

70 – 10 = 60,

60 – 10 = 50,

80 – 10 = 70,

Explanation:

Given to take out ten from 40,

So 40 – 10 = 30, so 40 = 30 +10,

taking 10 from 50 we get 40, 10 as

50 = 40 + 10, taking 10 from 70 we get

60, 10 as 70 = 60 + 10, taking 10 from 60

we get 50, 10 as 50 + 10 = 60 and taking 10

from 80 we get 70, 10 as 80 = 70 + 10 as shown above.

Question 2.

Solve.

10 – 1 = ____9_______

10 – 4 = ____6_______

10 – 9 = ____1_______

10 – 7 = _____3______

10 – 2 = _____8______

10 – 5 = ______5_____

Answer:

10 – 1 = 9,

10 – 4 = 6,

10 – 9 = 1,

10 – 7 = 3,

10 – 2 = 8,

10 – 5 = 5,

Explanation:

Solved by substracting 1 from 10 we will get 9,

4 from 10 we will get 6,

9 from 10 we will get 1,

7 from 10 we will get 3,

2 from 10 we will get 8 and

5 from 10 we will get 5.

Question 3.

Solve.

a.

10 – 9 = 1

10 + 1 = 11

Answer:

10 – 9 = 1,

10 + 1 = 11,

So 20 – 9 = 11,

Explanation:

Solved 10 – 9 as substracting 9 from 10

we will get 1 and adding 1 to 10 we will get 11,

therefore 20 – 9 = 11.

b. 30 – 9 = __21___

Answer:

10 – 9 = 1,

20 + 1 = 21,

So 30 – 9 = 21,

Explanation:

Solved 10 – 9 as substracting 9 from 10

we will get 1 and adding 1 to 20 we will get 21,

therefore 30 – 9 = 21.

c. 40 – 8 = __32___

Answer:

10 – 8 = 2,

30 + 2 = 32,

So 40 – 8 = 32,

Explanation:

Solved 10 – 8 as substracting 8 from 10

we will get 2 and adding 2 to 30 we will get 32,

therefore 40 – 8 = 32.

d. 50 – 8 = __42___

Answer:

10 – 8 = 2,

40 + 2 = 42,

So 50 – 8 = 42,

Explanation:

Solved 10 – 8 as substracting 8 from 10

we will get 2 and adding 2 to 40 we will get 42,

therefore 50 – 8 = 42.

e. 60 – 7 = __53___

Answer:

10 – 7 = 3,

50 + 3 = 53,

So 60 – 7 = 53,

Explanation:

Solved 10 – 7 as substracting 7 from 10

we will get 3 and adding 3 to 50 we will get 53,

therefore 60 – 7 = 53.

f. 70 – 7 = __63___

Answer:

10 – 7 = 3,

60 + 3 = 63,

So 70 – 7 = 63,

Explanation:

Solved 10 – 7 as substracting 7 from 10

we will get 3 and adding 3 to 60 we will get 63,

therefore 70 – 7 = 63.

g. 80 – 6 = __74___

Answer:

10 – 6 = 4,

70 + 4 = 74,

So 80 – 6 = 74,

Explanation:

Solved 10 – 6 as substracting 6 from 10

we will get 4 and adding 4 to 70 we will get 74,

therefore 80 – 6 = 74.

h. 90 – 5 = __85___

Answer:

10 – 5 = 5,

80 + 5 = 85,

So 90 – 5 = 85,

Explanation:

Solved 10 – 5 as substracting 5 from 10

we will get 5 and adding 5 to 80 we will get 85,

therefore 90 – 5 = 85.

Question 4.

Show how 10 – 4 helps you solve 30 – 4.

Answer:

10 – 4 = 6,

20 + 6 = 26,

So 10 – 4 helps to solve 30 – 4 = 26,

Explanation:

Given to solve 30 – 4, first we divide

30 as 20 and 10 as 20 + 10 = 30,

now we substract 10 – 4 = 6, now we add

this 6 with 20 we will get 26, So we used

10 – 4 to solve 30 – 4 = 26 as shown above.