-78.95% is the change from 570 to 120
Calculation steps:
[( 120 - 570 ) ÷ 570] x 100 = -78.95%
Formula
Percentage change = [(120 - 570) / 570] x 100
Subtract the new number by the original number
120 - 570 = -450
-450 ÷ 570 = -0.7894736842105263
-0.7894736842105263 x 100 = -78.95%