-46.79% is the change from 577 to 307
Calculation steps:
[( 307 - 577 ) ÷ 577] x 100 = -46.79%
Formula
Percentage change = [(307 - 577) / 577] x 100
Subtract the new number by the original number
307 - 577 = -270
-270 ÷ 577 = -0.4679376083188908
-0.4679376083188908 x 100 = -46.79%