-82.57% is the change from 809 to 141
Calculation steps:
[( 141 - 809 ) ÷ 809] x 100 = -82.57%
Formula
Percentage change = [(141 - 809) / 809] x 100
Subtract the new number by the original number
141 - 809 = -668
-668 ÷ 809 = -0.8257107540173053
-0.8257107540173053 x 100 = -82.57%