-12.55% is the change from 478 to 418
Calculation steps:
[( 418 - 478 ) ÷ 478] x 100 = -12.55%
Formula
Percentage change = [(418 - 478) / 478] x 100
Subtract the new number by the original number
418 - 478 = -60
-60 ÷ 478 = -0.12552301255230125
-0.12552301255230125 x 100 = -12.55%