-82.8% is the change from 779 to 134
Calculation steps:
[( 134 - 779 ) ÷ 779] x 100 = -82.8%
Formula
Percentage change = [(134 - 779) / 779] x 100
Subtract the new number by the original number
134 - 779 = -645
-645 ÷ 779 = -0.82798459563543
-0.82798459563543 x 100 = -82.8%