-80.32% is the change from 813 to 160
Calculation steps:
[( 160 - 813 ) ÷ 813] x 100 = -80.32%
Formula
Percentage change = [(160 - 813) / 813] x 100
Subtract the new number by the original number
160 - 813 = -653
-653 ÷ 813 = -0.8031980319803198
-0.8031980319803198 x 100 = -80.32%