Decimals Practice

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What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point. For example, 0.5 is a decimal that represents 5/10.

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How do you divide a decimal by a whole number?

Back

To divide a decimal by a whole number, move the decimal point in the dividend (the number being divided) to the right as many places as needed to make it a whole number, then divide as usual.

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CCSS.5.NBT.B.6

CCSS.6.NS.B.2

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CCSS.6.NS.B.3

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CCSS.5.NBT.B.7

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

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CCSS.6.NS.B.3

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CCSS.6.NS.B.3

Front

What is the process to subtract decimals?

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Align the decimal points of the numbers, subtract as you would with whole numbers, and place the decimal point in the answer directly below the other decimal points.

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CCSS.5.NBT.B.7

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CCSS.5.NBT.B.7

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How do you convert a fraction to a decimal?

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To convert a fraction to a decimal, divide the numerator (top number) by the denominator (bottom number). For example, 1/4 = 0.25.

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CCSS.7.NS.A.2D

CCSS.8.NS.A.1

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CCSS.5.NBT.B.7