-68.73% is the change from 809 to 253
Calculation steps:
[( 253 - 809 ) ÷ 809] x 100 = -68.73%
Formula
Percentage change = [(253 - 809) / 809] x 100
Subtract the new number by the original number
253 - 809 = -556
-556 ÷ 809 = -0.6872682323856613
-0.6872682323856613 x 100 = -68.73%