-81.26% is the change from 779 to 146
Calculation steps:
[( 146 - 779 ) ÷ 779] x 100 = -81.26%
Formula
Percentage change = [(146 - 779) / 779] x 100
Subtract the new number by the original number
146 - 779 = -633
-633 ÷ 779 = -0.8125802310654685
-0.8125802310654685 x 100 = -81.26%