22.54% is the change from 346 to 424
Calculation steps:
[( 424 - 346 ) ÷ 346] x 100 = 22.54%
Formula
Percentage change = [(424 - 346) / 346] x 100
Subtract the new number by the original number
424 - 346 = 78
78 ÷ 346 = 0.2254335260115607
0.2254335260115607 x 100 = 22.54%