-43.67% is the change from 987 to 556
Calculation steps:
[( 556 - 987 ) ÷ 987] x 100 = -43.67%
Formula
Percentage change = [(556 - 987) / 987] x 100
Subtract the new number by the original number
556 - 987 = -431
-431 ÷ 987 = -0.43667679837892603
-0.43667679837892603 x 100 = -43.67%