-6.22% is the change from 627 to 588
Calculation steps:
[( 588 - 627 ) ÷ 627] x 100 = -6.22%
Formula
Percentage change = [(588 - 627) / 627] x 100
Subtract the new number by the original number
588 - 627 = -39
-39 ÷ 627 = -0.06220095693779904
-0.06220095693779904 x 100 = -6.22%