-47.39% is the change from 479 to 252
Calculation steps:
[( 252 - 479 ) ÷ 479] x 100 = -47.39%
Formula
Percentage change = [(252 - 479) / 479] x 100
Subtract the new number by the original number
252 - 479 = -227
-227 ÷ 479 = -0.47390396659707723
-0.47390396659707723 x 100 = -47.39%