-44.88% is the change from 557 to 307
Calculation steps:
[( 307 - 557 ) ÷ 557] x 100 = -44.88%
Formula
Percentage change = [(307 - 557) / 557] x 100
Subtract the new number by the original number
307 - 557 = -250
-250 ÷ 557 = -0.4488330341113106
-0.4488330341113106 x 100 = -44.88%