Estimating Addends to Find Sums
Authored by Barbara White
Mathematics
3rd Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Round to the nearest 10, then estimate:
421 + 218
650
640
645
639
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Round to the nearest hundred, then estimate:
421 + 218
600
640
700
650
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Round to the nearest ten, then estimate:
27 + 78
115
90
100
110
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Round to the nearest 10, then estimate:
465 + 478
1,000
940
950
943
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Round to the nearest ten, then estimate:
267 + 517
790
780
795
775
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Round to the nearest 100, then estimate:
267 + 517
790
800
700
795
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Round to the nearest tens, then estimate:
11 + 48 =
59
60
70
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