-79.09% is the change from 287 to 60
Calculation steps:
[( 60 - 287 ) ÷ 287] x 100 = -79.09%
Formula
Percentage change = [(60 - 287) / 287] x 100
Subtract the new number by the original number
60 - 287 = -227
-227 ÷ 287 = -0.7909407665505227
-0.7909407665505227 x 100 = -79.09%