-12.92% is the change from 480 to 418
Calculation steps:
[( 418 - 480 ) ÷ 480] x 100 = -12.92%
Formula
Percentage change = [(418 - 480) / 480] x 100
Subtract the new number by the original number
418 - 480 = -62
-62 ÷ 480 = -0.12916666666666668
-0.12916666666666668 x 100 = -12.92%