-37.09% is the change from 453 to 285
Calculation steps:
[( 285 - 453 ) ÷ 453] x 100 = -37.09%
Formula
Percentage change = [(285 - 453) / 453] x 100
Subtract the new number by the original number
285 - 453 = -168
-168 ÷ 453 = -0.3708609271523179
-0.3708609271523179 x 100 = -37.09%