-59.93% is the change from 287 to 115
Calculation steps:
[( 115 - 287 ) ÷ 287] x 100 = -59.93%
Formula
Percentage change = [(115 - 287) / 287] x 100
Subtract the new number by the original number
115 - 287 = -172
-172 ÷ 287 = -0.5993031358885017
-0.5993031358885017 x 100 = -59.93%