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Estimating Quotients Worksheet

Practice estimating quotients of whole numbers and decimals using compatible numbers and rounding for grade 8 math.

Grade 8 Math DivisionEstimating Quotients
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Includes

Fill in the BlanksMultiple Choice2 Short AnswerTrue / False

Standards

CCSS.MATH.CONTENT.7.NS.A.3CCSS.MATH.CONTENT.6.NS.B.2

Topics

mathdivisionestimatingquotientsgrade 8
7 sections · Free to use · Printable
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Estimating Quotients

Name:

Date:

Score:

Read each question carefully and estimate the quotient. Show your work by writing the compatible numbers you used.

1. Estimate: 458 ÷ 9. Compatible numbers:   ÷   =  

2. Estimate: 723 ÷ 8. Compatible numbers:   ÷   =  

3. Estimate: 1245 ÷ 6. Compatible numbers:   ÷   =  

4. Which is the best estimate for 547 ÷ 7?

a

70

b

80

c

90

d

100

5. Which pair of compatible numbers would you use to estimate 368 ÷ 5?

a

300 ÷ 5

b

350 ÷ 5

c

400 ÷ 5

d

360 ÷ 5

6. Estimate 29.8 ÷ 4. Use compatible numbers to explain your reasoning.

7. A recipe calls for 17.5 ounces of flour, and you want to divide it equally among 3 bowls. Estimate how much flour will be in each bowl.

8. The estimated quotient of 634 ÷ 7 is 90.

T

True

F

False

9. When estimating 215.3 ÷ 5, using 200 ÷ 5 would be a good choice.

T

True

F

False

10. Sarah drove 345 miles in 6 hours. Estimate her average speed in miles per hour. Explain your estimation strategy.