-26.93% is the change from 557 to 407
Calculation steps:
[( 407 - 557 ) ÷ 557] x 100 = -26.93%
Formula
Percentage change = [(407 - 557) / 557] x 100
Subtract the new number by the original number
407 - 557 = -150
-150 ÷ 557 = -0.26929982046678635
-0.26929982046678635 x 100 = -26.93%