-74.52% is the change from 577 to 147
Calculation steps:
[( 147 - 577 ) ÷ 577] x 100 = -74.52%
Formula
Percentage change = [(147 - 577) / 577] x 100
Subtract the new number by the original number
147 - 577 = -430
-430 ÷ 577 = -0.7452339688041595
-0.7452339688041595 x 100 = -74.52%