-82.22% is the change from 720 to 128
Calculation steps:
[( 128 - 720 ) ÷ 720] x 100 = -82.22%
Formula
Percentage change = [(128 - 720) / 720] x 100
Subtract the new number by the original number
128 - 720 = -592
-592 ÷ 720 = -0.8222222222222222
-0.8222222222222222 x 100 = -82.22%