-45.41% is the change from 577 to 315
Calculation steps:
[( 315 - 577 ) ÷ 577] x 100 = -45.41%
Formula
Percentage change = [(315 - 577) / 577] x 100
Subtract the new number by the original number
315 - 577 = -262
-262 ÷ 577 = -0.4540727902946274
-0.4540727902946274 x 100 = -45.41%