-77.78% is the change from 720 to 160
Calculation steps:
[( 160 - 720 ) ÷ 720] x 100 = -77.78%
Formula
Percentage change = [(160 - 720) / 720] x 100
Subtract the new number by the original number
160 - 720 = -560
-560 ÷ 720 = -0.7777777777777778
-0.7777777777777778 x 100 = -77.78%