-93% is the change from 557 to 39
Calculation steps:
[( 39 - 557 ) ÷ 557] x 100 = -93%
Formula
Percentage change = [(39 - 557) / 557] x 100
Subtract the new number by the original number
39 - 557 = -518
-518 ÷ 557 = -0.9299820466786356
-0.9299820466786356 x 100 = -93%