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Mathematics

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The recommended time to take a math test is 23 minutes. you complete it in 18 minutes. what is the percent change between your time and the recommended time?

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Today at 2:07 PM

I did my math and I think 41 minuets but are u adding or subracting

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Today at 2:07 PM

This is a percentage decrease, since the number gets smaller. To calculate percentage decrease, you use the formula ((y1 - y2) / y1) * 100. y1 = 23, y2 = 18. Plug in the values and solve. ((23 - 18)/23) * 100. (5/23) * 100. (0.2174) * 100 21.74 So your answer is 21.74%

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