## 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.