-88.26% is the change from 724 to 85
Calculation steps:
[( 85 - 724 ) ÷ 724] x 100 = -88.26%
Formula
Percentage change = [(85 - 724) / 724] x 100
Subtract the new number by the original number
85 - 724 = -639
-639 ÷ 724 = -0.8825966850828729
-0.8825966850828729 x 100 = -88.26%