-90.93% is the change from 816 to 74
Calculation steps:
[( 74 - 816 ) ÷ 816] x 100 = -90.93%
Formula
Percentage change = [(74 - 816) / 816] x 100
Subtract the new number by the original number
74 - 816 = -742
-742 ÷ 816 = -0.9093137254901961
-0.9093137254901961 x 100 = -90.93%