-41.78% is the change from 493 to 287
Calculation steps:
[( 287 - 493 ) ÷ 493] x 100 = -41.78%
Formula
Percentage change = [(287 - 493) / 493] x 100
Subtract the new number by the original number
287 - 493 = -206
-206 ÷ 493 = -0.4178498985801217
-0.4178498985801217 x 100 = -41.78%