nafisahlakes nafisahlakes

03-04-2017
Mathematics

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The number of video stores in a region recently decreased from 128 to 77. Find the percent decrease.

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xclusiveprxncess xclusiveprxncess

03-04-2017

The percent decrease of this question is 39.8%

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VenusRetrograde VenusRetrograde

03-04-2017

128 100%
_____ = _____
77 x%

Cross multiply
128x=7700
divide both sides by 128
x=60.15625%

100%-60.15625%=39.84375% decrease
round to the nearest whole number....
40% decrease

Answer=40% decrease

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How do you put 0.8918 as a fraction