-87.59% is the change from 588 to 73
Calculation steps:
[( 73 - 588 ) ÷ 588] x 100 = -87.59%
Formula
Percentage change = [(73 - 588) / 588] x 100
Subtract the new number by the original number
73 - 588 = -515
-515 ÷ 588 = -0.8758503401360545
-0.8758503401360545 x 100 = -87.59%