## Engage NY Eureka Math 5th Grade Module 2 Lesson 17 Answer Key

## Eureka Math Grade 5 Module 2 Lesson 17 Problem Set Answer Key

Question 1.

Estimate the quotient for the following problems. Round the divisor first.

a. 609 ÷ 21

≈ 600 ÷ 20

= 30

b. 913 ÷ 29

≈ __900______ ÷ ____30____

= ____30_____

Answer:

913/29 = 31.48.

Explanation:

In the above-given question,

given that,

900/30

30.

c. 826 ÷ 37

≈ ___800_____ ÷ ____40____

= ___20______

Answer:

826/37 = 22.324.

Explanation:

In the above-given question,

given that,

800/40

20.

d. 141 ÷ 73

≈ ___140_____ ÷ ____70____

= ____2_____

Answer:

140/70 = 2.

Explanation:

In the above-given question,

given that,

140/70

2.

e. 241 ÷ 58

≈ ___240_____ ÷ ____60____

= ___4______

Answer:

240/60 = 4.

Explanation:

In the above-given question,

given that,

240/60

4.

f. 482 ÷ 62

≈ ___480_____ ÷ ___60_____

= ____8_____

Answer:

480/60 = 8.

Explanation:

In the above-given question,

given that,

480/60

8.

g. 656 ÷ 81

≈ __660______ ÷ ___80_____

= ___8______

Answer:

660/80 = 8.

Explanation:

In the above-given question,

given that,

660/80

8.

h. 799 ÷ 99

≈ __800_______ ÷ _100________

= _____8____

Answer:

800/100 = 8.

Explanation:

In the above-given question,

given that,

800/100

8.

i. 635 ÷ 95

≈ ___635_____ ÷ ____95_____

= ___7______

Answer:

635/95 = 7.

Explanation:

In the above-given question,

given that,

635/95.

7.

j. 311 ÷ 76

≈ ___310_____ ÷ ___80_____

= ____4_____

Answer:

310/80 = 4.

Explanation:

In the above-given question,

given that,

310/80

4.

k. 648 ÷ 83

≈ ___650______ ÷ _____80____

= ___8______

Answer:

650/80 = 8.

Explanation:

In the above-given question,

given that,

650/80

8.

l. 143 ÷ 35

≈ ___140______ ÷ _____35____

= _____4____

Answer:

143/35 = 4.

Explanation:

In the above-given question,

given that,

143/35

4.

m. 525 ÷ 25

≈ ___525______ ÷ ___25______

= ____21_____

Answer:

525/25 = 21.

Explanation:

In the above-given question,

given that,

525/25

21.

n. 552 ÷ 85

≈ ___550______ ÷ ____85_____

= _____6____

Answer:

550/85 = 6.

Explanation:

In the above-given question,

given that,

550/85

6.

o. 667 ÷ 11

≈ ___670______ ÷ ____10_____

= ___67______

Answer:

670/10 = 67.

Explanation:

In the above-given question,

given that,

670/10

67.

Question 2.

A video game store has a budget of $825, and would like to purchase new video games. If each video game costs $41, estimate the total number of video games the store can purchase with its budget. Explain your thinking.

Answer:

The total number of video games the store can purchase with its budget = $20.

Explanation:

In the above-given question,

given that,

A video game store has a budget of $825 and would like to purchase new video games.

If each video game costs $41, estimate the total number of video games the store can purchase with its budget.

825/41 = 20.

The total number of video games the store can purchase with its budget = $20.

Question 3.

Jackson estimated 637 ÷ 78 as 640 ÷ 80. He reasoned that 64 tens divided by 8 tens should be 8 tens. Is Jackson’s reasoning correct? If so, explain why. If not, explain a correct solution.

Answer:

Yes, Jackson’s reasoning correct.

Explanation:

In the above-given question,

given that,

Jackson estimated 637/78.

640/80.

8.

### Eureka Math Grade 5 Module 2 Lesson 17 Exit Ticket Answer Key

Estimate the quotient for the following problems.

a. 608 ÷ 23

≈ ___610______ ÷ ____20_____

= ___30______

Answer:

610/20 = 30.

Explanation:

In the above-given question,

given that,

610/20

30.

b. 913 ÷ 31

≈ ___910______ ÷ ___30______

= ____30_____

Answer:

910/30 = 30.

Explanation:

In the above-given question,

given that,

910/30

30.

c. 151 ÷ 39

≈ ___150______ ÷ ____40_____

= ____4_____

Answer:

150/40 = 3.75.

Explanation:

In the above-given question,

given that,

150/40

40.

d. 481 ÷ 68

≈ ___480______ ÷ ____70_____

= _____7____

Answer:

480/70 = 7.

Explanation:

In the above-given question,

given that,

480/70

7.

### Eureka Math Grade 5 Module 2 Lesson 17 Homework Answer Key

Question 1.

Estimate the quotient for the following problems. The first one is done for you.

a. 821 ÷ 41

≈ 800 ÷ 40

= 20

b. 617 ÷ 23

≈ ___620_____ ÷ ___20_____

= __31_______

Answer:

617/20 = 31.

Explanation:

In the above-given question,

given that,

610/20

31.

c. 821 ÷ 39

≈ ___820_____ ÷ ___40_____

= __20_______

Answer:

820/40 = 20.

Explanation:

In the above-given question,

given that,

820/40

20.

d. 482 ÷ 52

≈ ___480_____ ÷ ____50____

= ___10______

Answer:

480/50 = 10.

Explanation:

In the above-given question,

given that,

480/50

10.

e. 531 ÷ 48

≈ __530______ ÷ ___50_____

= ____11_____

Answer:

531/50 = 11.

Explanation:

In the above-given question,

given that,

531/50

11.

f. 141 ÷ 73

≈ ___140_____ ÷ ___70_____

= ____2_____

Answer:

140/70 = 2.

Explanation:

In the above-given question,

given that,

140/70

2.

g. 476 ÷ 81

≈ ___480_____ ÷ ___80_____

= ___6______

Answer:

480/80 = 6.

Explanation:

In the above-given question,

given that,

480/80

6.

h. 645 ÷ 69

≈ __645______ ÷ ___70_____

= ____9_____

Answer:

645/70 = 9.

Explanation:

In the above-given question,

given that,

645/70

9.

i. 599 ÷ 99

≈ ___600_____ ÷ ___100_____

= ____6_____

Answer:

600/10 = 6.

Explanation:

In the above-given question,

given that,

600/10

6.

j. 301 ÷ 26

≈ ___300_____ ÷ ___30_____

= ___3______

Answer:

300/30 = 3.

Explanation:

In the above-given question,

given that,

300/30

3.

k. 729 ÷ 81

≈ ___730_____ ÷ ___80_____

= ___9______

Answer:

730/80 = 9.

Explanation:

In the above-given question,

given that,

730/80

9.

l. 636 ÷ 25

≈ ___640_____ ÷ ___25_____

= ___25______

Answer:

640/25 = 25.

Explanation:

In the above-given question,

given that,

640/25

25.

m. 835 ÷ 89

≈ __830______ ÷ ___90_____

= ___9______

Answer:

835/90 = 9.

Explanation:

In the above-given question,

given that,

835/90

9.

n. 345 ÷ 72

≈ __345______ ÷ ___70_____

= ____5_____

Answer:

345/70 = 5.

Explanation:

In the above-given question,

given that,

345/70

5.

o. 559 ÷ 11

≈ ___560_____ ÷ ____10____

= ____56_____

Answer:

560/10 = 56.

Explanation:

In the above-given question,

given that,

560/10

56.

Question 2.

Mrs. Johnson spent $611 buying lunch for 78 students. If all the lunches cost the same, about how much did she spend on each lunch?

Answer:

The money she spends on each lunch = $8.

Explanation:

In the above-given question,

given that,

Mrs. Johnson spent $611 buying lunch for 78 students.

If all the lunches cost the same.

611/78 = 8.

Question 3.

An oil well produces 172 gallons of oil every day. A standard oil barrel holds 42 gallons of oil. About how many barrels of oil will the well produce in one day? Explain your thinking.

Answer:

The barrels of oil will the good produce in one day = 5.

Explanation:

In the above-given question,

given that,

An oil well produces 172 gallons of oil every day.

A standard oil barrel holds 42 gallons of oil.

172/42 = 5.