-89.63% is the change from 588 to 61
Calculation steps:
[( 61 - 588 ) ÷ 588] x 100 = -89.63%
Formula
Percentage change = [(61 - 588) / 588] x 100
Subtract the new number by the original number
61 - 588 = -527
-527 ÷ 588 = -0.8962585034013606
-0.8962585034013606 x 100 = -89.63%