-90.96% is the change from 819 to 74
Calculation steps:
[( 74 - 819 ) ÷ 819] x 100 = -90.96%
Formula
Percentage change = [(74 - 819) / 819] x 100
Subtract the new number by the original number
74 - 819 = -745
-745 ÷ 819 = -0.9096459096459096
-0.9096459096459096 x 100 = -90.96%