Midterm Mastery

Estimate the sum of 8.65, 21.7, and 11.038 by rounding each decimal number to the nearest whole number before adding.

• 40

• 19

• 42

• 43.2

Simplify 10.2000 by removing extra zeros and changing to a fraction. There are two correct answers.

• 10.2

• 0.102

Round 3.14159 to the nearest ten-thousandth.

• 3.1415

• 3.1416

• 3.14150

• 3.1414

Which numbers has an 8 in the thousandths place?

• 487.208

• 903.756

• 203.768

• 8,673,204.953

Compare.

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What is this symbol called?

>

• Less than

• Greater than

• Equal to

Round the number to the nearest TENTHS

13.82

• 10.00

• 13.8

• 13.9

compare 5.60 ___ 5.6

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• =

Choose the correct symbol:

45.03 ______ (4 x 10) + (5 x 1) + (3 x 0.01)

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Compare the two numbers:

5.31 ____ 5.311

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