Estimation of Decimals
Authored by Barbara White
Mathematics
6th Grade
CCSS covered
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19 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
8.898 x 9.1 = about 81
Reasonable
Not reasonable
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
6.162 x 9.898 = about 600
Reasonable
Not reasonable
Tags
CCSS.5.NBT.B.7
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
2.4 x 12.7 = about 30
Reasonable
Not reasonable
Tags
CCSS.5.NBT.B.7
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
5.12345 x 6.1345 = about 3
Reasonable
Not reasonable
Tags
CCSS.5.NBT.B.7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To estimate the product of two mixed numbers, you should....
Use a calculator to get the answer, then round it to the nearest whole number.
Guess randomly
Round each number to the nearest whole number, and multiply
Tags
CCSS.5.NBT.B.7
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
0.12 x 0.345 = 4.14
Reasonable
Not reasonable
Tags
CCSS.5.NBT.B.7
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
0.987 x 0.12 = 1.1844
Reasonable
Not reasonable
Tags
CCSS.7.EE.B.3
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