20.11% is the change from 353 to 424
Calculation steps:
[( 424 - 353 ) ÷ 353] x 100 = 20.11%
Formula
Percentage change = [(424 - 353) / 353] x 100
Subtract the new number by the original number
424 - 353 = 71
71 ÷ 353 = 0.20113314447592068
0.20113314447592068 x 100 = 20.11%