-43.72% is the change from 988 to 556
Calculation steps:
[( 556 - 988 ) ÷ 988] x 100 = -43.72%
Formula
Percentage change = [(556 - 988) / 988] x 100
Subtract the new number by the original number
556 - 988 = -432
-432 ÷ 988 = -0.43724696356275305
-0.43724696356275305 x 100 = -43.72%