22.22% is the change from 342 to 418
Calculation steps:
[( 418 - 342 ) ÷ 342] x 100 = 22.22%
Formula
Percentage change = [(418 - 342) / 342] x 100
Subtract the new number by the original number
418 - 342 = 76
76 ÷ 342 = 0.2222222222222222
0.2222222222222222 x 100 = 22.22%