A number is increased by 25% and the resulting number is then decreased by 20%. The final number is what percent of the original number?

I know the answer is 100 but how do I show it?

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- March 12th 2010, 03:31 AMdonnagirlPercents
A number is increased by 25% and the resulting number is then decreased by 20%. The final number is what percent of the original number?

I know the answer is 100 but how do I show it? - March 12th 2010, 03:54 AMSudharaka