-97.31% is the change from 818 to 22
Calculation steps:
[( 22 - 818 ) ÷ 818] x 100 = -97.31%
Formula
Percentage change = [(22 - 818) / 818] x 100
Subtract the new number by the original number
22 - 818 = -796
-796 ÷ 818 = -0.9731051344743277
-0.9731051344743277 x 100 = -97.31%