-77.24% is the change from 813 to 185
Calculation steps:
[( 185 - 813 ) ÷ 813] x 100 = -77.24%
Formula
Percentage change = [(185 - 813) / 813] x 100
Subtract the new number by the original number
185 - 813 = -628
-628 ÷ 813 = -0.7724477244772447
-0.7724477244772447 x 100 = -77.24%