-67.27% is the change from 779 to 255
Calculation steps:
[( 255 - 779 ) ÷ 779] x 100 = -67.27%
Formula
Percentage change = [(255 - 779) / 779] x 100
Subtract the new number by the original number
255 - 779 = -524
-524 ÷ 779 = -0.6726572528883183
-0.6726572528883183 x 100 = -67.27%