-36.24% is the change from 447 to 285
Calculation steps:
[( 285 - 447 ) ÷ 447] x 100 = -36.24%
Formula
Percentage change = [(285 - 447) / 447] x 100
Subtract the new number by the original number
285 - 447 = -162
-162 ÷ 447 = -0.3624161073825503
-0.3624161073825503 x 100 = -36.24%