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What is 80 percent of 10 dollars?
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One way that we can solve this is by converting 80 percent into a fraction.
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80 percent written as a fraction is 80 over 100.
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Since we want to know 80 percent of 10 dollars, we can set up a proportion.
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This proportion is saying 80 out of 100 is equal to what out of 10.
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I know that I can go from 100 to 10 by dividing by 10.
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100 divided by 10 equals 10.
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I also know that when I’m working with fractions, if we do something to the denominator, we’ll need to do the same thing to the numerator.
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This means we need to divide 80 by 10.
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80 divided by 10 equals eight.
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80 percent of 10 dollars is eight dollars.