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.