-20.52% is the change from 424 to 337
Calculation steps:
[( 337 - 424 ) ÷ 424] x 100 = -20.52%
Formula
Percentage change = [(337 - 424) / 424] x 100
Subtract the new number by the original number
337 - 424 = -87
-87 ÷ 424 = -0.20518867924528303
-0.20518867924528303 x 100 = -20.52%