Estimating Sums
Authored by Sydney Welch
Mathematics
3rd Grade
CCSS covered
Used 46+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Finish the sentence:
Estimating is ...
An exact answer.
A random guess
A guess that is very close to the actual number.
Another word for equal to.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Estimate to the nearest ten.
578
600
570
580
575
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Estimate to the closest hundred:
323
320
400
350
300
Tags
CCSS.3.NBT.A.1
CCSS.4.NBT.A.3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a compatible number?
Rounding
A number that is equal.
A number that is close to the number being used, but easier to add with.
When we round to the nearest tens place.
5.
OPEN ENDED QUESTION
1 min • Ungraded
Estimate:
413 + 235
Evaluate responses using AI:
OFF
6.
OPEN ENDED QUESTION
1 min • Ungraded
Estimate to the nearest tens:
78 + 122
Evaluate responses using AI:
OFF
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What can be a compatible number with 487?
500
480
485
490
400
Tags
CCSS.1.OA.C.6
CCSS.2.OA.B.2
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