Add and Subtract Ones and Tens of the chapter of this Eureka Math Answers Grade 2 Chapter 3 help the students learn the essential lessons associated with the Numbers. By using Eureka Math Answers Grade 2 Chapter 3 Add and Subtract Ones and Tens, you can understand the topics of all the chapters easily. Thus the students who wish to prepare Grade 2 concepts can get a strong foundation by accessing our Eureka Math Book 2nd Grade Answer Key.
Engage NY Eureka Math 2nd Grade Module 4 Lesson 3 Answer Key
The people of highly subject expertise prepared the Eureka Math Book 2nd Grade Answer Key Chapter 3 in a concise manner for highly grasping. Thus the students who feel math is a difficult subject can refer to our Eureka Math Answers Grade 2 Chapter 3. Hit the below links and see the step-by-step solutions.
Eureka Math Grade 2 Module 4 Lesson 3 Sprint Answer Key
A. Add and Subtract Ones and Tens
Answer:
3 + 1 = 4, 30 + 10 = 40, 31 + 10 = 41, 31 + 1 = 32, 3 – 1 = 2, 30 – 10 = 20, 35 – 10 = 25, 35 – 1 = 34, 47 + 10 = 57, 10 – 1 = 9, 80 – 1 = 79, 40 + 20 = 60, 43 + 20 = 63, 43 + 2 = 63, 40 – 20 = 20, 45 – 20 = 25, 45 – 2 = 25, 57 + 2 = 59, 57 – 20 = 37, 10 – 2 = 8, 50 – 2 = 48, 51 – 2 = 49, 50 + 30 = 80, 54 + 30 = 84, 54 + 3 = 57, 50 – 30 = 20, 59 – 30 = 29, 59 – 3 = 56, 67 + 30 = 97, 67 – 30 = 37, 67 – 3 = 64, 40 – 3 = 37, 42 – 3 = 39, 30 + 40 = 70, 32 + 40 = 72, 32 + 4 = 36, 70 – 40 = 30, 76 – 40 = 36, 76 – 4 = 72, 53 + 40 = 93, 53 + 4 = 93, 53 – 40 = 13, 90 – 4 = 86, 92 – 4 = 88.
Explanation:
In the above-given question,
given that,
Add and Subtract ones and tens.
3 + 1 = 4, 30 + 10 = 40, 31 + 10 = 41, 31 + 1 = 32, 3 – 1 = 2, 30 – 10 = 20, 35 – 10 = 25, 35 – 1 = 34, 47 + 10 = 57, 10 – 1 = 9, 80 – 1 = 79, 40 + 20 = 60, 43 + 20 = 63, 43 + 2 = 63, 40 – 20 = 20, 45 – 20 = 25, 45 – 2 = 25, 57 + 2 = 59, 57 – 20 = 37, 10 – 2 = 8, 50 – 2 = 48, 51 – 2 = 49, 50 + 30 = 80, 54 + 30 = 84, 54 + 3 = 57, 50 – 30 = 20, 59 – 30 = 29, 59 – 3 = 56, 67 + 30 = 97, 67 – 30 = 37, 67 – 3 = 64, 40 – 3 = 37, 42 – 3 = 39, 30 + 40 = 70, 32 + 40 = 72, 32 + 4 = 36, 70 – 40 = 30, 76 – 40 = 36, 76 – 4 = 72, 53 + 40 = 93, 53 + 4 = 93, 53 – 40 = 13, 90 – 4 = 86, 92 – 4 = 88.
Question 1.
3 + 1 = 4.
Answer:
3 + 1 = 4.
Explanation:
In the above-given question,
given that,
add the numbers.
3 + 1 = 4.
4 – 1 = 3.
Question 2.
30 + 10 = 40.
Answer:
30 + 10 = 40.
Explanation:
In the above-given question,
given that,
add the numbers.
30 + 10 = 40.
40 – 10 = 30.
Question 3.
31 + 10 = 41.
Answer:
31 + 10 = 41.
Explanation:
In the above-given question,
given that,
add the numbers.
31 + 10 = 41.
41 – 10 = 31.
Question 4.
31 + 1 = 32.
Answer:
31 + 1 = 32.
Explanation:
In the above-given question,
given that,
add the numbers.
31 + 1 = 32.
32 – 1 = 31.
Question 5.
3 – 1 = 2.
Answer:
3 – 1 = 2.
Explanation:
In the above-given question,
given that,
subtract the numbers.
3 – 1 = 2.
2 + 1 = 3.
Question 6.
30 – 10 = 20.
Answer:
30 – 10 = 20.
Explanation:
In the above-given question,
given that,
subtract the numbers.
30 – 10 = 20.
20 + 10 = 30.
Question 7.
35 – 10 = 25.
Answer:
35 – 10 = 25.
Explanation:
In the above-given question,
given that,
subtract the numbers.
35 – 10 = 25.
25 + 10 = 35.
Question 8.
35 – 1 = 34.
Answer:
35 – 1 = 34.
Explanation:
In the above-given question,
given that,
subtract the numbers.
35 – 1 = 34.
34 + 1 = 35.
Question 9.
47 + 10 = 57
Answer:
47 + 10 = 57.
Explanation:
In the above-given question,
given that,
add the numbers.
47 + 10 = 57.
57 – 10 = 47.
Question 10.
10 – 1 = 9.
Answer:
10 – 1 = 9.
Explanation:
In the above-given question,
given that,
subtract the numbers.
10 – 1 = 9.
9 + 1 = 10.
Question 11.
80 – 1 = 79.
Answer:
80 – 1 = 79.
Explanation:
In the above-given question,
given that,
subtract the numbers.
80 – 1 = 79.
79 + 1 = 80.
Question 12.
40 + 20 = 60.
Answer:
40 + 20 = 60.
Explanation:
In the above-given question,
given that,
add the numbers.
40 + 20 = 60.
60 – 20 = 40.
Question 13.
43 + 20 = 63.
Answer:
43 + 20 = 63.
Explanation:
In the above-given question,
given that,
add the numbers.
43 + 20 = 63.
63 – 20 = 43.
Question 14.
43 + 2 = 45.
Answer:
43 + 2 = 45.
Explanation:
In the above-given question,
given that,
add the numbers.
43 + 2 = 45.
45 – 2 = 43.
Question 15.
40 – 20 = 20.
Answer:
40 – 20 = 20.
Explanation:
In the above-given question,
given that,
subtract the numbers.
40 – 20 = 20.
20 + 20 = 40.
Question 16.
45 – 20 = 25.
Answer:
45 – 20 = 25.
Explanation:
In the above-given question,
given that,
subtract the numbers.
45 – 20 = 25.
25 + 20 = 45.
Question 17.
45 – 2 = 43.
Answer:
45 – 2 = 43.
Explanation:
In the above-given question,
given that,
subtract the numbers.
45 – 2 = 43.
43 + 2 = 45.
Question 18.
57 + 2 = 59.
Answer:
57 + 2 = 59.
Explanation:
In the above-given question,
given that,
add the numbers.
57 + 2 = 59.
59 – 2 = 57.
Question 19.
57 – 20 = 37.
Answer:
57 – 20 = 37.
Explanation:
In the above-given question,
given that,
subtract the numbers.
57 – 20 = 37.
37 + 20 = 57.
Question 20.
10 – 2 = 8.
Answer:
10 – 2 = 8.
Explanation:
In the above-given question,
given that,
subtract the numbers.
10 – 2 = 8.
8 + 2 = 10.
Question 21.
50 – 2 = 48.
Answer:
50 – 2 = 48.
Explanation:
In the above-given question,
given that,
subtract the numbers.
50 – 2 = 48.
48 + 2 = 50.
Question 22.
51 – 2 = 49.
Answer:
51 – 2 = 49.
Explanation:
In the above-given question,
given that,
subtract the numbers.
51 – 2 = 49.
49 + 2 = 51.
Question 23.
50 + 30 = 80.
Answer:
50 + 30 = 80.
Explanation:
In the above-given question,
given that,
add the numbers.
50 + 30 = 80.
80 – 30 = 50.
Question 24.
54 + 30 = 84.
Answer:
54 + 30 = 84.
Explanation:
In the above-given question,
given that,
add the numbers.
54 + 30 = 84.
84 – 30 = 54.
Question 25.
54 + 3 = 57.
Answer:
54 + 3 = 57.
Explanation:
In the above-given question,
given that,
add the numbers.
54 + 3 = 57.
57 – 3 = 54.
Question 26.
50 – 30 = 20.
Answer:
50 – 30 = 20.
Explanation:
In the above-given question,
given that,
subtract the numbers.
50 – 30 = 20.
20 + 30 = 50.
Question 27.
59 – 30 = 29.
Answer:
59 – 30 = 29.
Explanation:
In the above-given question,
given that,
subtract the numbers.
59 – 30 = 29.
29 + 30 = 59.
Question 28.
59 – 3 = 56.
Answer:
59 – 3 = 56.
Explanation:
In the above-given question,
given that,
subtract the numbers.
59 – 3 = 56.
56 + 3 = 59.
Question 29.
67 + 30 = 97.
Answer:
67 + 30 = 97.
Explanation:
In the above-given question,
given that,
add the numbers.
67 + 30 = 97.
97 – 30 = 67.
Question 30.
67 – 30 = 37.
Answer:
67 – 30 = 37.
Explanation:
In the above-given question,
given that,
subtract the numbers.
67 – 30 = 37.
37 + 30 = 67.
Question 31.
67 – 3 = 64.
Answer:
67 – 3 = 64.
Explanation:
In the above-given question,
given that,
subtract the numbers.
67 – 3 = 64.
64 + 3 = 67.
Question 32.
40 – 3 = 37.
Answer:
40 – 3 = 37.
Explanation:
In the above-given question,
given that,
subtract the numbers.
40 – 3 = 37.
37 + 3 = 40.
Question 33.
42 – 3 = 39.
Answer:
42 – 3 = 39.
Explanation:
In the above-given question,
given that,
subtract the numbers.
42 – 3 = 39.
39 + 3 = 42.
Question 34.
30 + 40 = 70.
Answer:
30 + 40 = 70.
Explanation:
In the above-given question,
given that,
add the numbers.
30 + 40 = 70.
70 – 40 = 30.
Question 35.
32 + 40 = 72.
Answer:
32 + 40 = 72.
Explanation:
In the above-given question,
given that,
add the numbers.
32 + 40 = 72.
72 – 40 = 32.
Question 36.
32 + 4 = 36.
Answer:
32 + 4 = 36.
Explanation:
In the above-given question,
given that,
add the numbers.
32 + 4 = 36.
36 – 4 = 32.
Question 37.
70 – 40 = 30.
Answer:
70 – 40 = 30.
Explanation:
In the above-given question,
given that,
subtract the numbers.
70 – 40 = 30.
30 + 40 = 70.
Question 38.
76 – 40 = 36.
Answer:
76 – 40 = 36.
Explanation:
In the above-given question,
given that,
subtract the numbers.
76 – 40 = 36.
36 + 40 = 76.
Question 39.
76 – 4 = 72.
Answer:
76 – 4 = 72.
Explanation:
In the above-given question,
given that,
subtract the numbers.
76 – 4 = 72.
72 + 4 = 76.
Question 40.
53 + 40 = 93.
Answer:
53 + 40 = 93.
Explanation:
In the above-given question,
given that,
add the numbers.
53 + 40 = 93.
93 – 40 = 53.
Question 41.
53 + 4 = 57.
Answer:
53 + 4 = 57.
Explanation:
In the above-given question,
given that,
add the numbers.
53 + 4 = 57.
57 – 4 = 53.
Question 42.
53 – 40 = 13.
Answer:
53 – 40 = 13.
Explanation:
In the above-given question,
given that,
subtract the numbers.
53 – 40 = 13.
13 + 40 = 53.
Question 43.
90 – 4 = 86.
Answer:
90 – 4 = 86.
Explanation:
In the above-given question,
given that,
subtract the numbers.
90 – 4 = 86.
86 + 4 = 90.
Question 44.
92 – 4 = 88.
Answer:
92 – 4 = 88.
Explanation:
In the above-given question,
given that,
subtract the numbers.
92 – 4 = 88.
88 + 4 = 92.
B. Add and Subtract Ones and Tens
Answer:
2 + 1 = 3, 20 + 10 = 30, 21 + 10 = 31, 21 + 1 = 22, 2 – 1 = 1, 20 – 10 = 10, 25 – 10 = 15, 25 – 1 = 24, 37 + 10 = 47, 10 – 1 = 9, 70 – 1 = 69, 50 + 20 = 70, 53 + 20 = 73, 53 + 2 = 55, 50 – 20 = 30, 54 – 20 = 34, 54 – 2 = 52, 64 + 2 = 66, 64 – 20 = 44, 10 – 2 = 8, 60 – 2 = 58, 61 – 2 = 59, 40 + 30 = 70, 45 + 30 = 75, 45 + 3 = 48, 40 – 30 = 10, 49 – 30 = 19, 49 – 3 = 46, 57 + 30 = 87, 57 – 30 = 27, 57 – 3 = 54, 50 – 3 = 47, 52 – 3 = 49, 20 + 40 = 60, 23 + 40 = 63, 23 + 4 = 27, 80 – 40 = 40, 86 – 40 = 46, 86 – 4 = 82, 43 + 40 = 83, 43 + 4 =47, 63 – 40 = 23, 80 – 4 = 76, 82 – 4 = 78.
Explanation:
In the above-given question,
given that,
Add and subtract the numbers.
2 + 1 = 3, 20 + 10 = 30, 21 + 10 = 31, 21 + 1 = 22, 2 – 1 = 1, 20 – 10 = 10, 25 – 10 = 15, 25 – 1 = 24, 37 + 10 = 47, 10 – 1 = 9, 70 – 1 = 69, 50 + 20 = 70, 53 + 20 = 73, 53 + 2 = 55, 50 – 20 = 30, 54 – 20 = 34, 54 – 2 = 52, 64 + 2 = 66, 64 – 20 = 44, 10 – 2 = 8, 60 – 2 = 58, 61 – 2 = 59, 40 + 30 = 70, 45 + 30 = 75, 45 + 3 = 48, 40 – 30 = 10, 49 – 30 = 19, 49 – 3 = 46, 57 + 30 = 87, 57 – 30 = 27, 57 – 3 = 54, 50 – 3 = 47, 52 – 3 = 49, 20 + 40 = 60, 23 + 40 = 63, 23 + 4 = 27, 80 – 40 = 40, 86 – 40 = 46, 86 – 4 = 82, 43 + 40 = 83, 43 + 4 =47, 63 – 40 = 23, 80 – 4 = 76, 82 – 4 = 78.
Question 1.
2 + 1 = 3.
Answer:
2 + 1 = 3.
Explanation:
In the above-given question,
given that,
add the numbers.
2 + 1 = 3.
3 – 1 = 2.
Question 2.
20 + 10 = 30.
Answer:
20 + 10 = 30.
Explanation:
In the above-given question,
given that,
add the numbers.
20 + 10 = 30.
30 – 10 = 20.
Question 3.
21 + 10 = 31.
Answer:
21 + 10 = 31.
Explanation:
In the above-given question,
given that,
add the numbers.
21 + 10 = 31.
31 – 10 = 21.
Question 4.
21 + 1 = 22.
Answer:
21 + 1 = 22.
Explanation:
In the above-given question,
given that,
add the numbers.
21 + 1 = 22.
22 – 1 = 21.
Question 5.
2 – 1 = 1.
Answer:
2 – 1 = 1.
Explanation:
In the above-given question,
given that,
subtract the numbers.
2 – 1 = 1.
1 + 1 = 2.
Question 6.
20 – 10 = 10.
Answer:
20 – 10 = 10.
Explanation:
In the above-given question,
given that,
subtract the numbers.
20 – 10 = 10.
10 + 10 = 20.
Question 7.
25 – 10 = 15.
Answer:
25 – 10 = 15.
Explanation:
In the above-given question,
given that,
subtract the numbers.
25 – 10 = 15.
15 + 10 = 25.
Question 8.
25 – 1 = 24.
Answer:
25 – 1 = 24.
Explanation:
In the above-given question,
given that,
subtract the numbers.
25 – 1 = 24.
24 + 1 = 25.
Question 9.
37 + 10 = 47.
Answer:
37 + 10 = 47.
Explanation:
In the above-given question,
given that,
add the numbers.
37 + 10 = 47.
47 – 10 = 37.
Question 10.
10 – 1 = 9.
Answer:
10 – 1 = 9.
Explanation:
In the above-given question,
given that,
subtract the numbers.
10 – 1 = 9.
9 + 1 = 10.
Question 11.
70 – 1 = 69.
Answer:
70 – 1 = 69.
Explanation:
In the above-given question,
given that,
subtract the numbers.
70 – 1 = 69.
69 + 1 = 70.
Question 12.
50 + 20 = 70.
Answer:
50 + 20 = 70.
Explanation:
In the above-given question,
given that,
add the numbers.
50 + 20 = 70.
70 – 20 = 50.
Question 13.
53 + 20 = 73.
Answer:
53 + 20 = 73.
Explanation:
In the above-given question,
given that,
add the numbers.
53 + 20 = 73.
73 – 20 = 53.
Question 14.
53 + 2 = 55.
Answer:
53 + 2 = 55.
Explanation:
In the above-given question,
given that,
add the numbers.
53 + 2 = 55.
55 – 2 = 53.
Question 15.
50 – 20 = 30.
Answer:
50 – 20 = 30.
Explanation:
In the above-given question,
given that,
subtract the numbers.
50 – 20 = 30.
30 + 20 = 50.
Question 16.
54 – 20 = 34.
Answer:
54 – 20 = 34.
Explanation:
In the above-given question,
given that,
subtract the numbers.
54 – 20 = 34.
34 + 20 = 54.
Question 17.
54 – 2 = 52.
Answer:
54 – 2 = 52.
Explanation:
In the above-given question,
given that,
subtract the numbers.
54 – 2 = 52.
52 + 12 = 54.
Question 18.
64 + 2 = 66.
Answer:
64 + 2 = 66.
Explanation:
In the above-given question,
given that,
add the numbers.
64 + 2 = 66.
66 – 2 = 64.
Question 19.
64 – 20 = 44.
Answer:
64 – 20 = 44.
Explanation:
In the above-given question,
given that,
subtract the numbers.
64 – 20 = 44.
44 + 20 = 64.
Question 20.
10 – 2 = 8.
Answer:
2 – 10 = 8.
Explanation:
In the above-given question,
given that,
subtract the numbers.
2 – 10 = 8.
8 + 2 = 10.
Question 21.
60 – 2 = 58.
Answer:
60 – 2 = 58.
Explanation:
In the above-given question,
given that,
subtract the numbers.
60 – 2 = 58.
58 + 2 = 60.
Question 22.
61 – 2 = 59.
Answer:
61 – 2 = 59.
Explanation:
In the above-given question,
given that,
subtract the numbers.
61 – 2 = 59.
59 + 2 = 61.
Question 23.
40 + 30 = 70.
Answer:
40 + 30 = 70.
Explanation:
In the above-given question,
given that,
add the numbers.
40 + 30 = 70.
70 – 30 = 40.
Question 24.
45 + 30 = 75.
Answer:
45 + 30 = 75.
Explanation:
In the above-given question,
given that,
add the numbers.
45 + 30 = 75.
75 – 30 = 45.
Question 25.
45 + 3 = 48.
Answer:
45 + 3 = 48.
Explanation:
In the above-given question,
given that,
add the numbers.
45 + 3 = 48.
48 – 3 = 45.
Question 26.
40 – 30 = 10.
Answer:
40 – 30 = 10.
Explanation:
In the above-given question,
given that,
subtract the numbers.
40 – 30 = 10.
30 + 10 = 40.
Question 27.
49 – 30 = 19.
Answer:
49 – 30 = 19.
Explanation:
In the above-given question,
given that,
subtract the numbers.
49 – 30 = 19.
19 + 30 = 49.
Question 28.
49 – 3 = 46.
Answer:
49 – 3 = 46.
Explanation:
In the above-given question,
given that,
subtract the numbers.
49 – 3 = 46.
46 + 3 = 49.
Question 29.
57 + 30 = 87.
Answer:
57 + 30 = 87.
Explanation:
In the above-given question,
given that,
add the numbers.
57 + 30 = 87.
87 – 30 = 57.
Question 30.
57 – 30 = 27.
Answer:
57 – 30 = 27.
Explanation:
In the above-given question,
given that,
subtract the numbers.
57 – 30 = 27.
27 + 30 = 57.
Question 31.
57 – 3 = 54.
Answer:
57 – 3 = 54.
Explanation:
In the above-given question,
given that,
subtract the numbers.
57 – 3 = 54.
54 + 3 = 57.
Question 32.
50 – 3 = 47.
Answer:
50 – 3 = 47.
Explanation:
In the above-given question,
given that,
subtract the numbers.
50 – 3 = 47.
47 + 3 = 50.
Question 33.
52 – 3 = 49.
Answer:
52 – 3 = 49.
Explanation:
In the above-given question,
given that,
subtract the numbers.
52 – 3 = 49.
49 + 3 = 52.
Question 34.
20 + 40 = 60.
Answer:
20 + 40 = 60.
Explanation:
In the above-given question,
given that,
add the numbers.
20 + 40 = 60.
60 – 40 = 20.
Question 35.
23 + 40 = 63.
Answer:
23 + 40 = 63.
Explanation:
In the above-given question,
given that,
add the numbers.
23 + 40 = 63.
63 – 40 = 23.
Question 36.
23 + 4 = 27.
Answer:
23 + 4 = 27.
Explanation:
In the above-given question,
given that,
add the numbers.
23 + 4 = 27.
27 – 4 = 23.
Question 37.
80 – 40 = 40.
Answer:
80 – 40 = 40.
Explanation:
In the above-given question,
given that,
subtract the numbers.
80 – 40 = 40.
40 + 40 = 80.
Question 38.
86 – 40 = 46.
Answer:
86 – 40 = 46.
Explanation:
In the above-given question,
given that,
subtract the numbers.
86 – 40 = 46.
46 + 40 = 86.
Question 39.
86 – 4 = 82.
Answer:
86 – 4 = 82.
Explanation:
In the above-given question,
given that,
subtract the numbers.
86 – 4 = 82.
82 + 4 = 86.
Question 40.
43 + 40 = 83.
Answer:
43 + 40 = 83.
Explanation:
In the above-given question,
given that,
add the numbers.
43 + 40 = 83.
83 – 40 = 43.
Question 41.
43 + 4 = 47.
Answer:
43 + 4 = 47.
Explanation:
In the above-given question,
given that,
add the numbers.
43 + 4 = 47.
47 – 4 = 43.
Question 42.
63 – 40 = 23.
Answer:
63 – 40 = 23.
Explanation:
In the above-given question,
given that,
subtract the numbers.
63 – 40 = 23.
23 + 40 = 63.
Question 43.
80 – 4 = 76.
Answer:
80 – 4 = 76.
Explanation:
In the above-given question,
given that,
subtract the numbers.
80 – 4 = 76.
76 + 4 = 80.
Question 44.
82 – 4 = 78.
Answer:
82 – 4 = 78.
Explanation:
In the above-given question,
given that,
subtract the numbers.
82 – 4 = 78.
78 + 4 = 82.
Eureka Math Grade 2 Module 4 Lesson 3 Problem Set Answer Key
Question 1.
Solve each using the arrow way.
a.
38 + 20
38 + 21
38 + 19
Answer:
38 + 20 = 58.
38 + 21 = 59.
38 + 19 = 57.
Explanation:
In the above-given question,
given that,
38 + 20, 38 + 21, 38 + 19.
38 + 20 = 58.
38 + 21 = 59.
38 + 19 = 57.
b.
47 + 40
47 + 41
47 + 39
Answer:
47 + 40 = 87.
47 + 41 = 88.
47 + 39 = 86.
Explanation:
In the above-given question,
given that,
47 + 40, 47 + 41, 47 + 39.
47 + 40 = 87.
47 + 41 = 88.
47 + 39 = 86.
c.
34 – 10
34 – 11
34 – 9
Answer:
34 – 10 = 24.
34 – 11 = 23.
34 – 9 = 25.
Explanation:
In the above-given question,
given that,
34 – 10, 34 – 11, 34 – 9.
34 – 10 = 24.
34 – 11 = 23.
34 – 9 = 25.
d.
45 – 20
45 – 21
45 – 19
Answer:
45 – 20 = 25.
45 – 21 = 24.
45 – 19 = 26.
Explanation:
In the above-given question,
given that,
45 – 20, 45 – 21, 45 – 19.
45 – 20 = 25.
45 – 21 = 24.
45 – 19 = 26.
Question 2.
Solve using the arrow way, number bonds, or mental math. Use scrap paper if needed.
a. 49 + 20 = __69____ 21 + 49 = ___70___ 49 + 19 = ___68___
Answer:
49 + 20 = 69.
21 + 49 = 70.
49 + 19 = 68.
Explanation:
In the above-given question,
given that,
49 + 20, 21 + 49, 49 + 19.
49 + 20 = 69.
21 + 49 = 70.
49 + 19 = 68.
b. 23 + 70 = ___93___ 23 + 71 = ___94___ 69 + 23 = __92____
Answer:
23 + 70 = 93.
23 + 71 = 94.
69 + 23 = 92.
Explanation:
In the above-given question,
given that,
23 + 70, 23 + 71, 69 + 23.
23 + 70 = 93.
23 + 71 = 94.
69 + 23 = 92.
c. 84 – 20 = ___64___ 84 – 21 = __63____ 84 – 19 = ___65___
Answer:
84 – 20 = 64.
84 – 21 = 63.
84 – 19 = 65.
Explanation:
In the above-given question,
given that,
84 – 20, 84 – 21, 84 – 19.
84 – 20 = 64.
84 – 21 = 63.
84 – 19 = 65.
d. 94 – 41 = __53____ 94 – 39 = ____55__ 94 – 37 = __57____
Answer:
94 – 41 = 53.
94 – 39 = 55.
94 – 37 = 57.
Explanation:
In the above-given question,
given that,
94 – 41, 94 – 39, 94 – 37.
94 – 41 = 53.
94 – 39 = 55.
94 – 37 = 57.
e. 73 – 29 = ___42___ 52 – 29 = ___23___ 85 – 29 = ___56___
Answer:
94 – 41 = 53.
94 – 39 = 55.
94 – 37 = 57.
Explanation:
In the above-given question,
given that,
94 – 41, 94 – 39, 94 – 37.
94 – 41 = 53.
94 – 39 = 55.
94 – 37 = 57.
Question 3.
Jessie’s mom buys snacks for his classroom. She buys 22 apples, 19 oranges, and 49 strawberries. How many pieces of fruit does Jessie’s mom buy?
Answer:
Jessie’s mom buys = 90.
Explanation:
In the above-given question,
given that,
Jessie’s mom buys snacks for his classroom.
she buys 22 apples, 19 oranges, and 49 strawberries.
22 + 19 + 49.
22 + 19 = 41.
41 + 49 = 90.
Eureka Math Grade 2 Module 4 Lesson 3 Exit Ticket Answer Key
Question 1.
Solve using the arrow way or number bonds.
a. 43 + 30 = ___73.____
Answer:
43 + 30 = 73.
Explanation:
In the above-given question,
given that,
add the numbers.
43 + 30.
43 + 30 = 73.
b. 68 + 24 = ____92___
Answer:
68 + 24 = 92.
Explanation:
In the above-given question,
given that,
add the numbers.
68 + 24.
68 + 24 = 92.
c. 82 – 51 = __31_____
Answer:
82 – 51 = 31.
Explanation:
In the above-given question,
given that,
subtract the numbers.
82 – 51.
82 – 51 = 31.
d. 28 – 19 = ___9____
Answer:
28 – 19 = 9.
Explanation:
In the above-given question,
given that,
subtract the numbers.
28 – 19.
28 – 19 = 9.
Question 2.
Show or explain how you used mental math to solve one of the problems above.
Answer:
Eureka Math Grade 2 Module 4 Lesson 3 Homework Answer Key
Question 1.
Solve using the arrow way. The first set is done for you.
Answer:
67 + 20 = 87.
67 + 21 = 88.
67 + 19 = 86.
Explanation:
In the above-given question,
given that,
solve using the array method.
67 + 20 = 87.
67 + 21 = 88.
67 + 19 = 86.
Question 2.
Solve using the arrow way, number bonds, or mental math. Use scrap paper if needed.
a.
48 – 20 = __28___
48 – 21 = __27___
48 – 19 = ___29__
Answer:
48 – 20 = 28.
48 – 21 = 27.
48 – 19 = 29.
Explanation:
In the above-given question,
given that,
48 – 20, 48 – 21, 48 – 19.
48 – 20 = 28.
48 – 21 = 27.
48 – 19 = 29.
b.
86 – 50 = __36___
86 – 51 = _35____
86 – 49 = ___37__
Answer:
86 – 50 = 36.
86 – 51 = 35.
86 – 49 = 37.
Explanation:
In the above-given question,
given that,
86 – 50 = 36.
86 – 51 = 35.
86 – 49 = 37.
c.
37 + 40 = __77___
37 + 41 = __78___
37 + 39 = __76___
Answer:
37 + 40 = 77.
37 + 41 = 78.
37 + 39 = 76.
Explanation:
In the above-given question,
given that,
37 + 40, 37 + 41, 37 + 39.
37 + 40 = 77.
37 + 41 = 78.
37 + 39 = 76.
d.
62 + 30 = _92____
62 + 31 = __93___
62 + 29 = __91___
Answer:
62 + 30 = 92.
62 + 31 = 93.
62 + 29 = 91.
Explanation:
In the above-given question,
given that,
62 + 30, 62 + 31, 62 + 29.
62 + 30 = 92.
62 + 31 = 93.
62 + 29 = 91.
e.
77 – 40 = ___37__
77 – 41 = __36___
77 – 39 = __38___
Answer:
77 – 40 = 37.
77 – 41 = 36.
77 – 39 = 38.
Explanation:
In the above-given question,
given that,
77 – 40, 77 – 41, 77 – 39.
77 – 40 = 37.
77 – 41 = 36.
77 – 39 = 38.
f.
28 + 50 = __78___
28 + 51 = __79___
28 + 49 = __77___
Answer:
28 + 50 = 78.
28 + 51 = 79.
28 + 49 = 77.
Explanation:
In the above-given question,
given that,
28 + 50, 28 + 51, 28 + 49.
28 + 50 = 78.
28 + 51 = 79.
28 + 49 = 77.
Question 3.
Marcy had $84 in the bank. She took $39 out of her account. How much does she have in her account now?
Answer:
The money she has in her account now = $35.
Explanation:
In the above-given question,
given that,
Marcy had $84 in the bank.
she took $39 out of her account.
84 – 39.
35.
so the money she has in her account now = $35.
Question 4.
Brian has 92 cm of rope. He cuts off a piece 49 cm long to tie a package.
a. How much rope does Brian have left?
Answer:
The rope does Brain have left = 43 cm.
Explanation:
In the above-given question,
given that,
Brian has 92 cm of rope.
He cuts off a piece 49 cm long to tie a package.
92 – 49 = 43.
so the rope does Brain have left = 43 cm
b. To tie a different package, Brian needs another piece of rope that is 8 cm shorter than the piece he just cut. Does he have enough rope left?
Answer:
Yes, he has enough rope.
Explanation:
In the above-given question,
given that,
To tie a different package, Brain needs another piece of rope that is 8 cm shorter then the piece he just cut.
49 – 8 = 41.
he has left = 43 cm.
so he has enough rope.