-47.28% is the change from 478 to 252
Calculation steps:
[( 252 - 478 ) ÷ 478] x 100 = -47.28%
Formula
Percentage change = [(252 - 478) / 478] x 100
Subtract the new number by the original number
252 - 478 = -226
-226 ÷ 478 = -0.47280334728033474
-0.47280334728033474 x 100 = -47.28%