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kodGreya [7K]
3 years ago
12

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

ime and the recommended time?
Mathematics
2 answers:
LenKa [72]3 years ago
8 0
I did my math and I think 41 minuets but are u adding or subracting
abruzzese [7]3 years ago
7 0
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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