-20.05% is the change from 818 to 654
Calculation steps:
[( 654 - 818 ) ÷ 818] x 100 = -20.05%
Formula
Percentage change = [(654 - 818) / 818] x 100
Subtract the new number by the original number
654 - 818 = -164
-164 ÷ 818 = -0.20048899755501223
-0.20048899755501223 x 100 = -20.05%