-87.32% is the change from 812 to 103
Calculation steps:
[( 103 - 812 ) ÷ 812] x 100 = -87.32%
Formula
Percentage change = [(103 - 812) / 812] x 100
Subtract the new number by the original number
103 - 812 = -709
-709 ÷ 812 = -0.8731527093596059
-0.8731527093596059 x 100 = -87.32%