-24.01% is the change from 812 to 617
Calculation steps:
[( 617 - 812 ) ÷ 812] x 100 = -24.01%
Formula
Percentage change = [(617 - 812) / 812] x 100
Subtract the new number by the original number
617 - 812 = -195
-195 ÷ 812 = -0.24014778325123154
-0.24014778325123154 x 100 = -24.01%