# math

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Original amount \$ 90
New amount \$84.50 find the percent of increase or decrease

• math -

84.5 < 90

Decrese

[ 1 - ( 84.5 / 90 ) ] * 100 % =

( 1 - 0.938888 ... ) * 100 % =

0.061111 ... * 100 % = 6.1111 %

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