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  5. Add Or Subtract Decimals By Estimating

Add or subtract decimals by estimating

Authored by Theresa Alvarez

Mathematics

5th Grade

CCSS covered

Used 18+ times

Add or subtract decimals by estimating
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which difference is about 10?

33.2 – 28.4

70.9 – 58.7

42.5 – 16.8

65.7 – 65.6

2.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

Estimate the sum.


69.9 + 22.1 =

3.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

Estimate the difference.


98 - 5.7 =

Tags

CCSS.5.NBT.A.4

CCSS.5.NBT.B.7

4.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

Estimate the sum.


9 + 1.2 =

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Lina buys a hamburger for $2.96 and a milkshake for $4.06. She pays with a $20 bill. What is a reasonable estimate for how much change she should get back?

Tags

CCSS.5.NBT.A.4

CCSS.5.NBT.B.7

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Rob hikes 2.89 miles every day for one week straight. At the end of the week, about how many miles did he hike in total?

Tags

CCSS.5.NBT.B.7

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which is the best estimate of 61.4 + 88.3?

100

140

150

200

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