-41.48% is the change from 487 to 285
Calculation steps:
[( 285 - 487 ) ÷ 487] x 100 = -41.48%
Formula
Percentage change = [(285 - 487) / 487] x 100
Subtract the new number by the original number
285 - 487 = -202
-202 ÷ 487 = -0.41478439425051333
-0.41478439425051333 x 100 = -41.48%