-87.75% is the change from 596 to 73
Calculation steps:
[( 73 - 596 ) ÷ 596] x 100 = -87.75%
Formula
Percentage change = [(73 - 596) / 596] x 100
Subtract the new number by the original number
73 - 596 = -523
-523 ÷ 596 = -0.87751677852349
-0.87751677852349 x 100 = -87.75%