-8.33% is the change from 456 to 418
Calculation steps:
[( 418 - 456 ) ÷ 456] x 100 = -8.33%
Formula
Percentage change = [(418 - 456) / 456] x 100
Subtract the new number by the original number
418 - 456 = -38
-38 ÷ 456 = -0.08333333333333333
-0.08333333333333333 x 100 = -8.33%