-6.1% is the change from 557 to 523
Calculation steps:
[( 523 - 557 ) ÷ 557] x 100 = -6.1%
Formula
Percentage change = [(523 - 557) / 557] x 100
Subtract the new number by the original number
523 - 557 = -34
-34 ÷ 557 = -0.06104129263913824
-0.06104129263913824 x 100 = -6.1%