-9.69% is the change from 588 to 531
Calculation steps:
[( 531 - 588 ) ÷ 588] x 100 = -9.69%
Formula
Percentage change = [(531 - 588) / 588] x 100
Subtract the new number by the original number
531 - 588 = -57
-57 ÷ 588 = -0.09693877551020408
-0.09693877551020408 x 100 = -9.69%