-22.32% is the change from 717 to 557
Calculation steps:
[( 557 - 717 ) ÷ 717] x 100 = -22.32%
Formula
Percentage change = [(557 - 717) / 717] x 100
Subtract the new number by the original number
557 - 717 = -160
-160 ÷ 717 = -0.22315202231520223
-0.22315202231520223 x 100 = -22.32%