Adding and Subtracting by Rounding

Quiz
•
Mathematics
•
5th Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Estimate the sum by rounding each number to the nearest whole number and then adding.
7.114 + 6.122
The sum is approximately
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Estimate the sum by rounding each number to the nearest whole number and then adding.
6.17 + 4.7
The sum is approximately
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Estimate the sum by rounding each number to the nearest whole number and then adding.
8.598 + 2.78
The sum is approximately
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Estimate the sum by rounding each number to the nearest whole number and then adding.
3.78 + 7.249
The sum is approximately
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Lucy packaged 346 cookies in March and 589 cookies in April. Which estimate below uses rounding to the nearest 10 to find how many more cookies she sold in April than in March?
600 - 300 = 300
590 - 350 = 240
580 - 350 = 230
590 + 340 = 930
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
10.477 − 3.316
The difference is approximately
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Estimate the sum by rounding each number to the nearest whole number and then adding.
10.17 + 5.13 + 2.6
The sum is approximately
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