Addition Sentences of the chapter of this Eureka Math Answers Grade 2 Chapter 17 help the students learn the essential lessons associated with the Numbers. By using Eureka Math Answers Grade 2 Chapter 17 Addition Sentences, 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 17 Answer Key

The people of highly subject expertise prepared the Eureka Math Book 2nd Grade Answer Key Chapter 17 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 17. Hit the below links and see the step-by-step solutions.

### Eureka Math Grade 2 Module 4 Lesson 17 Problem Set Answer Key

Question 1.
Solve mentally.
a. 2 ones + ___8_ones____ = 1 ten                 2 + __8______ = 10
2 tens + ___8_tens____ = 1 hundred             20 + ___80_____ = 100

2 ones + 8 ones = 1 ten.
2 tens + 8 tens = 1 hundred.

Explanation:
In the above-given question,
given that,
solve mentally.
2 ones = 2.
8 ones = 8.
2 + 8 = 10.
2 tens = 20.
8 tens = 80.
20 + 80 = 100.

b. 1 ten = __4_ones_____ + 6 ones                  10 = ___4_____ + 6
1 hundred = ___4_tens____ + 6 tens              100 = ___40_____ + 60

4 ones + 6 ones = 1 ten.
4 tens + 6 tens = 1 hundred.

Explanation:
In the above-given question,
given that,
solve mentally.
4 ones = 4.
6 ones = 6.
4 + 6 = 10.
4 tens = 40.
6 tens = 60.
40 + 60 = 100.

c. 3 ones + 7 ones = ___1_____ ten             3 + 7 = ___10______
3 tens + 7 tens = ____10____ tens                30 + 70 = _100_______
13 tens + 7 tens = ____20____ tens              130 + 70 = ___200_____

3 ones + 7 ones = 1 ten.
3 tens + 7 tens = 10 tens.
13 tens + 7 tens = 20 tens.

Explanation:
In the above-given question,
given that,
solve mentally.
3 ones = 3.
7 ones = 7.
3 + 7 = 10.
3 tens = 30.
7 tens = 70.
30 + 70 = 100.

d. 6 ones + 4 ones = ___1_____ ten                    6 + 4 = __10_______
16 tens + 4 tens = ___20_____ hundreds             160 + 40 = __200______

6 ones + 4 ones = 1 ten.
16 tens + 4 tens = 20 hundred.

Explanation:
In the above-given question,
given that,
solve mentally.
6 ones = 6.
4 ones = 4.
6 + 4 = 10.
16 tens = 160.
4 tens = 40.
160 + 40 = 200.

e. 12 ones + 8 ones = ____2____ tens              12 + 8 = ____20_____
12 tens + 8 tens = ___2_____ hundreds           120 + 80 = ___200_____

12 ones + 8 ones = 2 ten.
12 tens + 8 tens = 2 hundred.

Explanation:
In the above-given question,
given that,
solve mentally.
12 ones = 12.
8 ones = 8.
12 + 8 = 20.
12 tens = 120.
8 tens = 80.
120 + 80 = 200.

Question 2.
Solve.
a. 9 ones + 4 ones = __1__ ten __3__ ones             9 + 4 = ____13_____
9 tens + 4 tens = __1__ hundred __3__ tens           90 + 40 = ___130_____

9 ones + 4 ones = 13 ones.
9 tens + 4 tens = 13 tens.

Explanation:
In the above-given question,
given that,
solve mentally.
9 ones = 9.
4 ones = 4.
9 + 4 = 13.
9 tens = 90.
4 tens = 40.
90 + 40 = 130.

b. 4 ones + 8 ones = __1__ ten __2__ ones               4 + 8 = ____12_____
4 tens + 8 tens = __1__ hundred __2__ tens             40 + 80 = __120______

4 ones + 8 ones = 12 ones.
4 tens + 8 tens = 12 tens.

Explanation:
In the above-given question,
given that,
solve mentally.
4 ones = 4.
8 ones = 8.
4 + 8 = 12.
4 tens = 40.
8 tens = 80.
40 + 80 = 120.

c. 6 ones + 7 ones = __1__ ten _3___ ones               6 + 7 = ___13______
6 tens + 7 tens = __1__ hundred __3__ tens             60 + 70 = ___130_____

6 ones + 7 ones = 13 ones.
6 tens + 7 tens = 13 tens.

Explanation:
In the above-given question,
given that,
solve mentally.
6 ones = 6.
7 ones = 7.
6 + 7 = 13.
6 tens = 60.
7 tens = 70.
60 + 70 = 130.

Question 3.
Fill in the blanks. Then, complete the addition sentence.
The first one is done for you.
a. 24 + 6 = 30, 30 + 70 = 100.
24 + 76 = 100.

Explanation:
In the above-given question,
given that,
24 + 6 = 30.
30 + 70 = 100.
24 + 76 = 100.

b. 124 + 6 = 130, 130 + 70 = 200.
124 + 76 = 200.

Explanation:
In the above-given question,
given that,
124 + 6 = 130.
130 + 70 = 200.
124 + 76 = 200. c. 7 + 3 = 10, 10 + 90 = 100, 100 + 100 = 200.
7 + 193 = 200.

Explanation:
In the above-given question,
given that,
7 + 3 = 10.
10 + 90 = 100.
100 + 100 = 200.
7 + 193 = 200. d. 70 + 30 = 100, 100 + 90 = 190, 190 + 10 = 200.
70 + 130 = 200.

Explanation:
In the above-given question,
given that,
70 + 30 = 100.
100 + 90 = 190.
190 + 10 = 200.
70 + 130 = 200. e. 38 + 2 = 40, 40 + 60 = 100, 100 + 30 = 130.
38 + 92 = 130.

Explanation:
In the above-given question,
given that,
38 + 2 = 40.
40 + 60 = 100.
100 + 30 = 130.
38 + 92 = 130. f. 98 + 2 = 100, 100 + 6 = 106, 106 + 140 = 146.
98 + 48 = 146.

Explanation:
In the above-given question,
given that,
98 + 2 = 100.
100 + 6 = 106.
106 + 140 = 146.
98 + 48 = 146. Eureka Math Grade 2 Module 4 Lesson 17 Exit Ticket Answer Key

Question 1.
Solve mentally.
a. 4 ones + ___6_ones____ = 1 ten                 4 + __6______ = 10
4 tens + ___6_tens____ = 1 hundred             40 + __60______ = 100

4 ones + 6 ones = 1 ten.
4 tens + 6 tens = 1 hundred.

Explanation:
In the above-given question,
given that,
solve mentally.
4 ones = 4.
6 ones = 6.
4 + 6 = 10.
4 tens = 40.
6 tens = 60.
40 + 60 = 100.

b. 2 ones + 8 ones = __1______ ten                   2 + 8 = ___10_____
2 tens + 18 tens = ____2____ hundreds             20 + 180 = __200______

2 ones + 8 ones = 1 ten.
2 tens + 18 tens = 2 hundred.

Explanation:
In the above-given question,
given that,
solve mentally.
2 ones = 2.
8 ones = 8.
2 + 8 = 10.
2 tens = 20.
18 tens = 180.
20 + 180 = 200.

Question 2.
Fill in the blanks. Then, complete the addition sentence. 63 + 7 = 70, 70 + 10 = 80, 80 + 10 = 90, 90 + 10 = 100.
63 + 37 = 100.

Explanation:
In the above-given question,
given that,
63 + 7 = 70.
70 + 10 = 80.
80 + 10 = 90.
90 + 10 = 100.
63 + 37 = 100.

### Eureka Math Grade 2 Module 4 Lesson 17 Homework Answer Key

Question 1.
Solve mentally.
a. 4 ones + __6__ones____ = 1 ten                 4 + ____6____ = 10
4 tens + ___6_tens____ = 1 hundred             40 + ___60_____ = 100

4 ones + 6 ones = 1 ten.
4 tens + 6 tens = 1 hundred.

Explanation:
In the above-given question,
given that,
solve mentally.
4 ones = 4.
6 ones = 6.
4 + 6 = 10.
4 tens = 40.
6 tens = 60.
40 + 60 = 100.

b. 1 ten = ____3_ones___ + 7 ones                 10 = ___3_____ + 7
1 hundred = __3_tens_____ + 7 tens             100 = __30______ + 70

7 ones + 3 ones = 1 ten.
7 tens + 3 tens = 1 hundred.

Explanation:
In the above-given question,
given that,
solve mentally.
3 ones = 3.
7 ones = 7.
3 + 7 = 10.
3 tens = 30.
7 tens = 70.
30 + 70 = 100.

c. 1 ten more than 9 ones = __19_ones_____                  10 + 9 = ___19______
1 hundred more than 9 ones = ___119_____             100 + 9 = __119_______
1 hundred more than 9 tens = ___190_____              100 + 90 = _190________

10 ones + 9 ones = 19 ones.
10 tens + 9 ones = 119 ones.

Explanation:
In the above-given question,
given that,
solve mentally.
12 ones = 12.
8 ones = 8.
12 + 8 = 20.
12 tens = 120.
8 tens = 80.
120 + 80 = 200.

d. 2 ones + 8 ones = ____1____ ten                2 + 8 = ___10______
2 tens + 8 tens = ____1____ hundred             20 + 80 = ___100_____

2 ones + 8 ones = 1 ten.
2 tens + 8 tens = 1 hundred.

Explanation:
In the above-given question,
given that,
solve mentally.
2 ones = 2.
8 ones = 8.
2 + 8 = 10.
2 tens = 20.
8 tens = 80.
20 + 80 = 100.

e. 5 ones + 6 ones = __1__ten(s) __1__ one(s)               5 + 6 = ___11______
5 tens + 6 tens = _1___hundred(s) _1___ ten(s)             50 + 60 = __110______

5 ones + 6 ones = 11 ones.
5 tens + 6 tens = 110 hundred 1 ten.

Explanation:
In the above-given question,
given that,
solve mentally.
5 ones = 5.
6 ones = 6.
5 + 6 = 11.
5 tens = 50.
6 tens = 60.
50 + 60 = 110.

f. 14 ones + 4 ones = __1__ ten(s) _8___ one(s)                 14 + 4 = ___18______
14 tens + 4 tens = __1__ hundred(s) _8___ tens(s)             140 + 40 = ___180_____

14 ones + 4 ones = 18 ones.
14 tens + 4 tens = 180 ones.

Explanation:
In the above-given question,
given that,
solve mentally.
14 ones = 14.
4 ones = 4.
14 + 4 = 18.
14 tens = 140.
4 tens = 40.
140 + 40 = 180.

Question 2.
Solve.
a. 6 ones + 5 ones = __1__ ten __1__ one               6 + 5 = ____11_____
6 tens + 5 tens = _1___ hundred __1__ ten             60 + 50 = ___110_____

6 ones + 5 ones = 11 ones.
6 tens + 5 tens = 1 hundred 1 ten.

Explanation:
In the above-given question,
given that,
solve mentally.
6 ones = 6.
5 ones = 5.
6 + 5 = 11.
6 tens = 60.
5 tens = 50.
60 + 50 = 110.

b. 5 ones + 7 ones = _1___ ten __2__ ones               5 + 7 = __12_______
5 tens + 7 tens = __1__ hundred __2__ tens             50 + 70 = __120______

5 ones + 7 ones = 12 ones.
5 tens + 7 tens = 1 hundred 2 ten.

Explanation:
In the above-given question,
given that,
solve mentally.
5 ones = 5.
7 ones = 7.
7 + 5 = 12.
5 tens = 50.
7 tens = 70.
70 + 50 = 120.

c. 9 ones + 8 ones = __1__ ten __7__ ones               9 + 8 = ____17_____
9 tens + 8 tens = __1__ hundred _7___ tens             90 + 80 = ____170____

9 ones + 8 ones = 17 ones.
9 tens + 8 tens = 1 hundred 7 ten.

Explanation:
In the above-given question,
given that,
solve mentally.
9 ones = 9.
8 ones = 8.
9 + 8 = 17.
9 tens = 90.
8 tens = 80.
90 + 80 = 170.

Question 3.
Fill in the blanks. Then, complete the addition sentence. The first one is done for you.
a. 36 + 4 = 40, 40 + 60 = 100, 100 + 30 = 130.
36 + 94 = 130.

Explanation:
In the above-given question,
given that,
36 + 4 = 40.
40 + 60 = 100.
100 + 30 = 130.
36 + 94 = 130.

b. 78 + 2 = 80, 80 + 10 = 90, 90 + 10 = 100.
78 + 22 = 100.

Explanation:
In the above-given question,
given that,
78 + 2 = 80.
80 + 10 = 90.
90 + 10 = 100.
78 + 22 = 100. c. 61 + 9 = 70, 70 + 10 = 80, 80 + 10 = 90, 90 + 10 = 100, 100 + 100 = 200.
61 + 139 = 200.

Explanation:
In the above-given question,
given that,
61 + 9 = 70.
70 + 10 = 80.
80 + 10 = 90.
90 + 10 = 100.
100 + 100 = 200.
61 + 139 = 200. d.  