-72.55% is the change from 929 to 255
Calculation steps:
[( 255 - 929 ) ÷ 929] x 100 = -72.55%
Formula
Percentage change = [(255 - 929) / 929] x 100
Subtract the new number by the original number
255 - 929 = -674
-674 ÷ 929 = -0.7255113024757804
-0.7255113024757804 x 100 = -72.55%