-42.37% is the change from 498 to 287
Calculation steps:
[( 287 - 498 ) ÷ 498] x 100 = -42.37%
Formula
Percentage change = [(287 - 498) / 498] x 100
Subtract the new number by the original number
287 - 498 = -211
-211 ÷ 498 = -0.42369477911646586
-0.42369477911646586 x 100 = -42.37%