-88.1% is the change from 588 to 70
Calculation steps:
[( 70 - 588 ) ÷ 588] x 100 = -88.1%
Formula
Percentage change = [(70 - 588) / 588] x 100
Subtract the new number by the original number
70 - 588 = -518
-518 ÷ 588 = -0.8809523809523809
-0.8809523809523809 x 100 = -88.1%