-19.58% is the change from 424 to 341
Calculation steps:
[( 341 - 424 ) ÷ 424] x 100 = -19.58%
Formula
Percentage change = [(341 - 424) / 424] x 100
Subtract the new number by the original number
341 - 424 = -83
-83 ÷ 424 = -0.1957547169811321
-0.1957547169811321 x 100 = -19.58%