-87.85% is the change from 601 to 73
Calculation steps:
[( 73 - 601 ) ÷ 601] x 100 = -87.85%
Formula
Percentage change = [(73 - 601) / 601] x 100
Subtract the new number by the original number
73 - 601 = -528
-528 ÷ 601 = -0.8785357737104825
-0.8785357737104825 x 100 = -87.85%