WEBVTT

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Here is the problem: 9 is what percent of 40?

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Express a part as a percentage of a whole.

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Divide the part by the whole.

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Multiply by 100 to convert to a percent.

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So the answer is 22.5 percent.

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9 is 22.5 percent of 40.

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Check: 22.5 percent of 40 equals 9.