-41.43% is the change from 490 to 287
Calculation steps:
[( 287 - 490 ) ÷ 490] x 100 = -41.43%
Formula
Percentage change = [(287 - 490) / 490] x 100
Subtract the new number by the original number
287 - 490 = -203
-203 ÷ 490 = -0.4142857142857143
-0.4142857142857143 x 100 = -41.43%