-78.31% is the change from 779 to 169
Calculation steps:
[( 169 - 779 ) ÷ 779] x 100 = -78.31%
Formula
Percentage change = [(169 - 779) / 779] x 100
Subtract the new number by the original number
169 - 779 = -610
-610 ÷ 779 = -0.7830551989730423
-0.7830551989730423 x 100 = -78.31%