-68.16% is the change from 779 to 248
Calculation steps:
[( 248 - 779 ) ÷ 779] x 100 = -68.16%
Formula
Percentage change = [(248 - 779) / 779] x 100
Subtract the new number by the original number
248 - 779 = -531
-531 ÷ 779 = -0.6816431322207959
-0.6816431322207959 x 100 = -68.16%