Estimation to Add
Authored by Barbara White
Mathematics
3rd Grade
CCSS covered
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32 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the answer to:
906 + 397
1300
1200
1310
1303
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the answer to:
578 + 720
1300
1200
1290
1298
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the answer to:
1965 - 370
1600
1500
1595
2400
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Estimating is to....
find the exact answer
find something close to the correct answer
use an algorithm
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When estimating 347+ 455 you should...
Round both numbers to the nearest ten and add them mentally
Line both numbers up and solve to find the answer
Round both numbers to the nearest hundred and add them mentally
Round both numbers to the nearest tenth and add them mentally
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When estimating 1345+ 2789 you should...
Round both numbers to the nearest ten and add them mentally
Line both numbers up and solve to find the answer
Round both numbers to the nearest hundred and add them mentally
Round both numbers to the million and add them mentally
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To approximate is to...
Guess randomly
Show that something is almost, but not completely, accurate or exact
Use a proximity algorithm
Solve exactly
Tags
CCSS.RI.3.10
CCSS.RI.4.10
CCSS.RI.5.10
CCSS.RI.6.4
CCSS.RI.7.4
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