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Mathematics 21 Online
OpenStudy (anonymous):

What percent is 7.21. If 45 ?

OpenStudy (ghostgate):

Well to find out the percentage of a number you do this: 45 x (Percentage in decimal form) = (Percentage number). Now to figure out what you're doing you would do this: 7.21 / 45 = (Percentage in decimal form) x 100 = Answer

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