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what is the percent change of moving from negative 420 to positive 25

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(420) to 25, what is the percent change

percent-of-
change

asked Nov 27, 2013 in PRE-ALGEBRA by johnkelly Apprentice

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1 Answer

0 votes

New value = 25, Old value = -420

Percent change = [(New value - Old value)/|Old value|] 100

= [ 25 - (- 420)/| -420|] 100

= (445/420)100

= 105.9524% increase.

answered Aug 18, 2014 by david Expert

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