-12.15% is the change from 724 to 636
Calculation steps:
[( 636 - 724 ) ÷ 724] x 100 = -12.15%
Formula
Percentage change = [(636 - 724) / 724] x 100
Subtract the new number by the original number
636 - 724 = -88
-88 ÷ 724 = -0.12154696132596685
-0.12154696132596685 x 100 = -12.15%