-89.95% is the change from 587 to 59
Calculation steps:
[( 59 - 587 ) ÷ 587] x 100 = -89.95%
Formula
Percentage change = [(59 - 587) / 587] x 100
Subtract the new number by the original number
59 - 587 = -528
-528 ÷ 587 = -0.899488926746167
-0.899488926746167 x 100 = -89.95%