-22.17% is the change from 424 to 330
Calculation steps:
[( 330 - 424 ) ÷ 424] x 100 = -22.17%
Formula
Percentage change = [(330 - 424) / 424] x 100
Subtract the new number by the original number
330 - 424 = -94
-94 ÷ 424 = -0.22169811320754718
-0.22169811320754718 x 100 = -22.17%