-70.47% is the change from 779 to 230
Calculation steps:
[( 230 - 779 ) ÷ 779] x 100 = -70.47%
Formula
Percentage change = [(230 - 779) / 779] x 100
Subtract the new number by the original number
230 - 779 = -549
-549 ÷ 779 = -0.7047496790757382
-0.7047496790757382 x 100 = -70.47%