-74.21% is the change from 570 to 147
Calculation steps:
[( 147 - 570 ) ÷ 570] x 100 = -74.21%
Formula
Percentage change = [(147 - 570) / 570] x 100
Subtract the new number by the original number
147 - 570 = -423
-423 ÷ 570 = -0.7421052631578947
-0.7421052631578947 x 100 = -74.21%