-87.15% is the change from 724 to 93
Calculation steps:
[( 93 - 724 ) ÷ 724] x 100 = -87.15%
Formula
Percentage change = [(93 - 724) / 724] x 100
Subtract the new number by the original number
93 - 724 = -631
-631 ÷ 724 = -0.8715469613259669
-0.8715469613259669 x 100 = -87.15%