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Multiplying Decimals

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Example: 2.7 x 3.5

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Step 1 Multiply as you normally would 27 x 35 945

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**Step 2 Count the number of digits behind a decimal point in the**

problem. This one has two digits behind the decimal point, the 7 and the 5. 2.7 x 3.5 =

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**Step 3 Put the decimal point in the answer. If your problem had 2**

digits behind a decimal point, your answer should have 2 digits behind a decimal point.

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If your problem had 3 digits behind a decimal point, your answer should have 3 digits behind a decimal point.

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If your problem had 4 digits behind a decimal point, your answer should have 4 digits behind a decimal point.

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Step 4 Add zeros if needed.

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**Let’s try a few together.**

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7.56 x 3.8 = 287.28 2872.8 28.728

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.3445 x 3.9 =

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x =

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.55 x .007 = 38.5 .00385 .0385

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You’re correct!

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Incorrect, try again Remember to count the digits behind the decimal points in the problem. You must have this many digits behind the decimal point in the answer.

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Multiplying and Dividing Decimals by 10, 100, and 1,000

Multiplying and Dividing Decimals by 10, 100, and 1,000

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