-90.9% is the change from 813 to 74
Calculation steps:
[( 74 - 813 ) ÷ 813] x 100 = -90.9%
Formula
Percentage change = [(74 - 813) / 813] x 100
Subtract the new number by the original number
74 - 813 = -739
-739 ÷ 813 = -0.9089790897908979
-0.9089790897908979 x 100 = -90.9%