-88.15% is the change from 726 to 86
Calculation steps:
[( 86 - 726 ) ÷ 726] x 100 = -88.15%
Formula
Percentage change = [(86 - 726) / 726] x 100
Subtract the new number by the original number
86 - 726 = -640
-640 ÷ 726 = -0.8815426997245179
-0.8815426997245179 x 100 = -88.15%