-21.69% is the change from 710 to 556
Calculation steps:
[( 556 - 710 ) ÷ 710] x 100 = -21.69%
Formula
Percentage change = [(556 - 710) / 710] x 100
Subtract the new number by the original number
556 - 710 = -154
-154 ÷ 710 = -0.21690140845070421
-0.21690140845070421 x 100 = -21.69%