-24.04% is the change from 287 to 218
Calculation steps:
[( 218 - 287 ) ÷ 287] x 100 = -24.04%
Formula
Percentage change = [(218 - 287) / 287] x 100
Subtract the new number by the original number
218 - 287 = -69
-69 ÷ 287 = -0.24041811846689895
-0.24041811846689895 x 100 = -24.04%