-43.57% is the change from 987 to 557
Calculation steps:
[( 557 - 987 ) ÷ 987] x 100 = -43.57%
Formula
Percentage change = [(557 - 987) / 987] x 100
Subtract the new number by the original number
557 - 987 = -430
-430 ÷ 987 = -0.43566362715298884
-0.43566362715298884 x 100 = -43.57%