-94.71% is the change from 813 to 43
Calculation steps:
[( 43 - 813 ) ÷ 813] x 100 = -94.71%
Formula
Percentage change = [(43 - 813) / 813] x 100
Subtract the new number by the original number
43 - 813 = -770
-770 ÷ 813 = -0.947109471094711
-0.947109471094711 x 100 = -94.71%