-82.54% is the change from 779 to 136
Calculation steps:
[( 136 - 779 ) ÷ 779] x 100 = -82.54%
Formula
Percentage change = [(136 - 779) / 779] x 100
Subtract the new number by the original number
136 - 779 = -643
-643 ÷ 779 = -0.8254172015404364
-0.8254172015404364 x 100 = -82.54%