-20.1% is the change from 816 to 652
Calculation steps:
[( 652 - 816 ) ÷ 816] x 100 = -20.1%
Formula
Percentage change = [(652 - 816) / 816] x 100
Subtract the new number by the original number
652 - 816 = -164
-164 ÷ 816 = -0.20098039215686275
-0.20098039215686275 x 100 = -20.1%