-42.19% is the change from 493 to 285
Calculation steps:
[( 285 - 493 ) ÷ 493] x 100 = -42.19%
Formula
Percentage change = [(285 - 493) / 493] x 100
Subtract the new number by the original number
285 - 493 = -208
-208 ÷ 493 = -0.42190669371196754
-0.42190669371196754 x 100 = -42.19%