## Engage NY Eureka Math 2nd Grade Module 1 Lesson 3 Answer Key

### Eureka Math Grade 2 Module 1 Lesson 3 Sprint Answer Key

A. Write the missing number. Pay attention to the + and – signs.

Question 1.
3 + 1 = _4_
3 + 1 = 4,

Explanation:
Adding 3 to 1 we will get 4.

Question 2.
13 + 1 = _14_
13 + 1 = 14,

Explanation:
Adding 13 to 1 we will get 14.

Question 3.
23 + 1 = _24_
Explanation:
Adding 23 to 1 we will get 24.

Question 4.
1 + 2 = _3_
Explanation:
Adding 1 to 2 we will get 3.

Question 5.
11 + 2 = _13_
Explanation:
Adding 11 to 2 we will get 13.

Question 6.
21 + 2 = _23_
Explanation:
Adding 21 to 2 we will get 23.

Question 7.
31 + 2 = _33_
Explanation:
Adding 31 to 2 we will get 33.

Question 8.
61 + 2 = _63_
Explanation:
Adding 61 to 2 we will get 63.

Question 9.
4 – 1 = _3_
Explanation:
Subtracting 1 from 4 we will get 3.

Question 10.
14 – 1 = _13_
14 – 1 = 13,

Explanation:
Subtracting 1 from 14 we will get 13.

Question 11.
24 – 1 = _23
24 – 1 = 23,

Explanation:
Subtracting 1 from 24 we will get 23.

Question 12.
54 – 1 = _53_
54 – 1 = 53,

Explanation:
Subtracting 1 from 54 we will get 53.

Question 13.
5 – 3 = _2_
5 – 3 = 2,

Explanation:
Subtracting 3 from 5 we will get 2.

Question 14.
15 – 3 = _12_
15 – 3 = 12,

Explanation:
Subtracting 3 from 15 we will get 12.

Question 15.
25 – 3 = _22_
25 – 3 = 22,

Explanation:
Subtracting 3 from 25 we will get 22.

Question 16.
6 + 2 = _8__
6 + 2 = 8,

Explanation:
Adding 6 to 2 we will get 8.

Question 17.
56 + 2 = _58_
56 + 2 = 58,

Explanation:
Adding 56 to 2 we will get 58.

Question 18.
7 + 2 = _9_
7 + 2 = 9,

Explanation:
Adding 7 to 2 we will get 9.

Question 19.
67 + 2 = _69_
67 + 2 = 69,

Explanation:
Adding 67 to 2 we will get 69.

Question 20.
87 + 2 = _89_
87 + 2 = 89,

Explanation:
Adding 87 to 2 we will get 89.

Question 21.
7 – 2 = _5_
7 – 2 = 5,

Explanation:
Subtracting 2 from 7 we will get 5.

Question 22.
47 – 2 = _45_
47 – 2 = 45,

Explanation:
Subtracting 2 from 47 we will get 45.

Question 23.
67 – 2 = _65_
67 – 2 = 65,

Explanation:
Subtracting 67 from 2 we will get 65.

Question 24.
26 + 3 = _29_
26 + 3 = 29,

Explanation:
Adding 26 to 3 we will get 29.

Question 25.
56 + _3_ = 59
56 + 3 = 59,

Explanation:
Adding 3 to 56 we will get 59.

Question 26.
_73_ + 3 = 76
73 + 3 = 76,

Explanation:
Adding 73 to 3 we will get 76.

Question 27.
57 – _3_ = 54
57 – 3 = 54,

Explanation:
Subtracting 3 from 57 we will get 54.

Question 28.
77 – _3_ = 74
77 – 3 = 74,

Explanation:
Subtracting 3 from 77 we will get 74.

Question 29.
_77_ –  4 = 73
77 – 4 = 73,

Explanation:
Subtracting 4 from 77 we will get 73.

Question 30.
97__ – 4 = 93
97 – 4 = 93,

Explanation:
Subtracting 4 from 97 we will get 93.

B. Write the missing number. Pay attention to the + and – signs.

Question 1.
2 + 1 = _3_
2 + 1 = 3,

Explanation:
Adding 1 to 2 we will get 3.

Question 2.
12 + 1 = _13_
12 + 1 = 13,

Explanation:
Adding 1 to 12 we will get 13.

Question 3.
22 + 1 = _23_
22 + 1 = 23,

Explanation:
Adding 1 to 22 we will get 23.

Question 4.
3 + 2 = _5_
3 + 2 = 5,

Explanation:
Adding 2 to 3 we will get 5.

Question 5.
13 + 2 = _15_
13 + 2 = 15,

Explanation:
Adding 2 to 13 we will get 15.

Question 6.
23 + 2 = _25_
23 + 2 = 25,

Explanation:
Adding 2 to 23 we will get 25.

Question 7.
43 + 2 = _45_
43 + 2 = 45,

Explanation:
Adding 2 to 43 we will get 45.

Question 8.
63 + 2 = _65_
63 + 2 = 65,

Explanation:
Adding 2 to 63 we will get 65.

Question 9.
5 – 1 = _4_
5 – 1 = 4,

Explanation:
Subtracting 1 from  5 we will get 4.

Question 10.
15 – 1 = _14_
15 – 1 = 14,

Explanation:
Subtracting 1 from 15 we will get 14.

Question 11.
25 – 1 = _24_
25 – 1 = 24,

Explanation:
Subtracting 1 from 25 we will get 24.

Question 12.
45 – 1 = _44_
45 – 1 = 44,

Explanation:
Subtracting 1 from 45 we will get 44.

Question 13.
5 – 4 = _1_
5 – 4 = 1,

Explanation:
Subtracting 4 from 5 we will get 1.

Question 14.
15 – 4 = _11_
15 – 4 = 11,

Explanation:
Subtracting 4 from 15 we will get 11.

Question 15.
25 – 4 = _21_
25 – 4 = 21,

Explanation:
Subtracting 4 from 25 we will get 21.

Question 16.
7 + 2 = _9_
7 + 2 = 9,

Explanation:
Adding 2 to 7 we will get 9.

Question 17.
67 + 2 = _69_
67 + 2 = 69,

Explanation:
Adding 2 to 67 we will get 69.

Question 18.
4 + 5 = _9_
4 + 5 = 9,

Explanation:
Adding 4 to 5 we will get 9.

Question 19.
54 + 5 = _59_
54 + 5 = 59,

Explanation:
Adding 5 to 54 we will get 59.

Question 20.
84 + 5 = _89_
84 + 5 = 89,

Explanation:
Adding 5 to 84 we will get 89.

Question 21.
8 – 6 = _2_
8 – 6 = 2,

Explanation:
Subtracting 6 from 8 we will get 2.

Question 22.
48 – 6 = _42_
48 – 6 = 42,

Explanation:
Subtracting 6 from 48 we will get 42.

Question 23.
78 – 6 = _72_
78 – 6 = 72,

Explanation:
Subtracting 6 from 78 we will get 72.

Question 24.
33 + 4 = _37_
33 + 4 = 37,

Explanation:
Adding 4 to 33 we will get 37.

Question 25.
63 + _4_ = 67
63 + 4 = 67,

Explanation:
Adding 4 to 63 we will get 67.

Question 26.
_74_ + 3 = 77
74 + 3 = 77,

Explanation:
Adding 3 to 74 we will get 77.

Question 27.
59 – _3_ = 56
59 – 3 = 56,

Explanation:
Subtracting 3 from 59 we will get 56.

Question 28.
79 – _3_ = 76
79 – 3 = 76,

Explanation:
Subtracting 3 from 79 we will get 76.

Question 29.
79__ – 6 = 73
79 – 6 = 73,

Explanation:
Subtracting 6 from 79 we will get 73.

Question 30.
_99_ – 6 = 93
99 – 6 = 93,

Explanation:
Subtracting 6 from 99 we will get 93.

### Eureka Math Grade 2 Module 1 Lesson 3 Problem Set Answer Key

Question 1.
Solve.
a. 30 + 6 = _36____
30 + 60 = __90___
35 + 40 = __75___
35 + 4 = __39___
30 + 6 = _36____
30 + 60 = __90___
35 + 40 = __75___
35 + 4 = __39___

Explanation:
Solved adding 6 to 30 we will get 36,
Adding 60 to 30 we will get 90,
Adding 40 to 35 we will get 75,
Adding 4 to 35 we will get 39.

b. 50 – 30 = __20___
51 – 30 = __21___
57 – 4 = __53___
57 – 40 = __17___
50 – 30 = __20___
51 – 30 = _21____
57 – 4 = __53___
57 – 40 = __17__,

Explanation:
Solved subtracting 30 from 50 we will get 20,
Subtracting 30 from 51 we will get 21,
Subtracting 4 from 57 we will get 53,
Subtracting 40 from 57 we will get 17.

Question 2.
Solve.
a. 24 + 5 = __29___
24 + 5 = 29,

Explanation:
Solved adding 5 to 24 we will get 29.

b. 24 + 50 = __74___
24 + 50 = 74,

Explanation:
Solved adding 50 to 24 we will get 74.

c. 78 – 3 = __75___
78 – 3 = 75,

Explanation:
Solved subtracting 3 from 78 we will get 75.

d. 78 – 30 = ___48__
78- 30 = 48,

Explanation:
Solved subtracting 30 from 78 we will get 48.

Question 3.
Solve.
a. 38 + 10 = ___48__
18 + 30 = __48___
38 + 10 = 48,
18 + 30 = 48,

Explanation:
Solved adding 10 to 38 we will get 48,
Adding 30 to 18 we will get 48.

b. 35 – 10 = __25___
35 – 20 = __15___
35 – 10 = _25____
35 – 20 = _15____

Explanation:
Solved subtracting 10 from 35 we will get 25,
Subtracting 20 from 35 we will get 15.

c. 56 + 40 = __96___
46 + 50 = __96___
56 + 40 = _96____
46 + 50 = _96____,

Explanation:
Solved adding 40 to 56 we will get 96,
Adding 50 to 46 we will get 96.

d. 75 – 40 = __35___
75 – 30 = __45___
75 – 40 = __35___
75 – 30 = ___45__,

Explanation:
Solved subtracting 40 from 75 we will get 35,
Subtracting 30 from 75 we will get 45.

Question 4.
Compare 57 – 2 to 57 – 20. How are they different?
Use words, drawings, or numbers to explain.
Comparing 57 -2 = 55, 57 – 20 = 37,
they are different because both results differ,

Explanation:
Given 57 – 2 to 57 – 20 as 57 – 2 = 55 and
57 – 20 = 37 both results are different one is 55
and other is 37 as 55 and 37 is not same so
57 -2 to 57 – 20 is different.

Extension!
Question 5.
Andy had $28. He spent$5 on a book.
Lisa had $20 and got$3 more.
Lisa says she has more money.
Prove her right or wrong using pictures. numbers, or words.
Andy have $23 and Lisa have$23, So Lisa is wrong she doesnot
have more money, Both Andy and Lisa have same amount,

Explanation:
Given Andy had $28, he has spent$5 on a book means
Andy now have $28 –$5 = $23 and Lisa had$20 and got $3 more means Lisa has$20 + $3 =$23 now, So both Andy and Lisa
have equal amount of money \$23, therefore Lisa is wrong,
she dont have more money.

### Eureka Math Grade 2 Module 1 Lesson 3 Exit Ticket Answer Key

Solve.
Question 1.
23 + 5 = __28___
23 + 5 = 28,

Explanation:
Solved adding 5 to 23 we will get 28.

Question 2.
68 – 5 = __63___
68 – 5 = 63,

Explanation:
Subtracting 5 from 68 we will get 63.

Question 3.
43 + 30 = __73___
43 + 30 = 73,

Explanation:
Solved adding 43 to 30 we will get 73.

Question 4.
76 – 60 = __16___
76 – 60 = 16,

Explanation:
Subtracting 60 from 76 we will get 16.

### Eureka Math Grade 2 Module 1 Lesson 3 Homework Answer Key

Question 1.
Solve.
a. 20 + 7 = __27___
20 + 70 = __90___
62 + 3 = __65___
62 + 30 = __92___
20 + 7 = 27,
20 + 70 = 90,
62 + 3 = 65,
62 + 30 = 92,

Explanation:
Solved adding 7 to 20 we will get 27,
Adding 70 to 20 we will get 90,
Adding 3 to 62 we will get 65,
Adding 30 to 62 we will get 92.

b. 80 – 20 = __60___
85 – 2 = __83___
85 – 20 = __65___
86 – 20 = __66___
80 -20 = 60,
85 – 2 = 83,
85 – 20 = 65,
86 – 20 = 66,

Explanation:
Solved subtracting 20 from 80 we will get 60,
Subtracting 2 from 85 we will get 83,
Subtracting 20 from 85 we will get 65,
Subtracting 20 from 86 we will get 66.

c. 30 + 40 = __70___
31 + 40 = __71___
35 + 4 = __39___
45 + 30 = __75___
30 + 40 = 70,
31 + 40 = 71,
35 + 4 = 39,
45 + 30 = 75,

Explanation:
Solved adding 40 to 30 we will get 70,
Adding 40 to 31 we will get 71,
Adding 4 to 35 we will get 39,
Adding 30 to 45 we will get 75.

d. 70 – 30 = __40___
75 – 30 = __45___
78 – 3 = __75___
75 – 40 = __35___
70 – 30 = 40,
75 – 30 = 45,
78 – 3 = 75,
75 – 40 = 35,

Explanation:
Solved subtracting 30 from 70 we will get 40,
Subtracting 30 from 75 we will get 45,
Subtracting 3 from 78 we will get 75,
Subtracting 40 from 75 we will get 35.

Question 2.
Solve.
a. 42 + 7 = __49___
42 + 7 = 49,

Explanation:
Solved adding 7 to 42 we will get 49.

b. 24 + 70 = __94___
24 + 70 = 94,

Explanation:
Solved adding 70 to 24 we will get 94.

c. 49 – 2 = __47___
49 – 2 = 47,

Explanation:
Solved subtracting 2 from 49 we will get 47,

d. 98 – 20 = __78___
98 – 20 = 78,

Explanation:
Solved subtracting 20 from 98 we will get 78,

Question 3.
Solve.
a. 16 + 3 = __19___
13 + 6 = __19__
16 + 3 = 19,
13 + 6 = 19,

Explanation:
Solved adding 3 to 16 we will get 19,
Adding 6 to 13 we will get 19.

b. 37 – 3 = __34___
37 – 4 = __33___
37 – 3 = 34,
37 – 4 = 33,

Explanation:
Solved subtracting 3 from 37 we will get 34,
Subtracting 4 from 37 we will get 33,

c. 26 + 70 = __96___
76 + 20 = __96___
26 + 70 = 96,
76 + 20 = 96,

Explanation:
Solved adding 70 to 26 we will get 96,
Adding 20 to 76 we will get 96.

d. 97 – 50 = __47___
97 – 40 = __57___