-7.33% is the change from 600 to 556
Calculation steps:
[( 556 - 600 ) ÷ 600] x 100 = -7.33%
Formula
Percentage change = [(556 - 600) / 600] x 100
Subtract the new number by the original number
556 - 600 = -44
-44 ÷ 600 = -0.07333333333333333
-0.07333333333333333 x 100 = -7.33%