-24.57% is the change from 818 to 617
Calculation steps:
[( 617 - 818 ) ÷ 818] x 100 = -24.57%
Formula
Percentage change = [(617 - 818) / 818] x 100
Subtract the new number by the original number
617 - 818 = -201
-201 ÷ 818 = -0.24572127139364303
-0.24572127139364303 x 100 = -24.57%