-23.34% is the change from 557 to 427
Calculation steps:
[( 427 - 557 ) ÷ 557] x 100 = -23.34%
Formula
Percentage change = [(427 - 557) / 557] x 100
Subtract the new number by the original number
427 - 557 = -130
-130 ÷ 557 = -0.2333931777378815
-0.2333931777378815 x 100 = -23.34%