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Elementary Math Fractions, Percentages, Word Problems, Equations, Inequations, Factorization, Expansion


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May 13th, 2019, 10:55 PM   #1
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Post What percentage should be removed?

The coat was \$20 it dropped down to \$15 by have much% did it reduce?
We did this problem when we were doing percentages, and I can't still figure out the answer. Can someone give me a hand please.
Thanks.

Last edited by skipjack; May 14th, 2019 at 12:39 AM.
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May 14th, 2019, 12:45 AM   #2
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The reduction was \$5, which was a quarter of the original price.

As a percentage, a quarter is 25%.

Alternatively, treat the original price as 100%.
As the reduced price was 100% × 15/20 = 75%, the reduction was 25%.
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