-74.04% is the change from 570 to 148
Calculation steps:
[( 148 - 570 ) ÷ 570] x 100 = -74.04%
Formula
Percentage change = [(148 - 570) / 570] x 100
Subtract the new number by the original number
148 - 570 = -422
-422 ÷ 570 = -0.7403508771929824
-0.7403508771929824 x 100 = -74.04%