-7.55% is the change from 636 to 588
Calculation steps:
[( 588 - 636 ) ÷ 636] x 100 = -7.55%
Formula
Percentage change = [(588 - 636) / 636] x 100
Subtract the new number by the original number
588 - 636 = -48
-48 ÷ 636 = -0.07547169811320754
-0.07547169811320754 x 100 = -7.55%