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Estimating Sums and Differences

Authored by Kimberly Arkadie

Mathematics

4th Grade

11 Questions

CCSS covered

Used 11+ times

Estimating Sums and Differences
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1.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Use benchmark fractions to determine the best estimate for each addition and subtraction problem. Is the answer closer to 1/2, 1 or 1 1/2


6/10 + 4/9

2.

OPEN ENDED QUESTION

5 mins • Ungraded

Explain how you got that answer


6/10 + 4/9

Evaluate responses using AI:

OFF

3.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Use benchmark fractions to determine the best estimate for each addition and subtraction problem. Is the answer closer to 0, 1/2 or 1 ?


11/12 - 2/5

4.

OPEN ENDED QUESTION

5 mins • Ungraded

Explain how you got that answer


11/12 - 2/5

Evaluate responses using AI:

OFF

5.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Use benchmark fractions to determine the best estimate for each addition and subtraction problem. Is the answer closer to 1/2, 3/4 or 1 ?


3/16 + 7/12

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Estimate 7/8

0
1/2
1

Tags

CCSS.4.NF.C.6

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Estimate 17/19

0
1/2
1

Tags

CCSS.8.NS.A.2

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