-7.22% is the change from 457 to 424
Calculation steps:
[( 424 - 457 ) ÷ 457] x 100 = -7.22%
Formula
Percentage change = [(424 - 457) / 457] x 100
Subtract the new number by the original number
424 - 457 = -33
-33 ÷ 457 = -0.07221006564551423
-0.07221006564551423 x 100 = -7.22%