-19.33% is the change from 812 to 655
Calculation steps:
[( 655 - 812 ) ÷ 812] x 100 = -19.33%
Formula
Percentage change = [(655 - 812) / 812] x 100
Subtract the new number by the original number
655 - 812 = -157
-157 ÷ 812 = -0.1933497536945813
-0.1933497536945813 x 100 = -19.33%