13.45% is the change from 342 to 388
Calculation steps:
[( 388 - 342 ) ÷ 342] x 100 = 13.45%
Formula
Percentage change = [(388 - 342) / 342] x 100
Subtract the new number by the original number
388 - 342 = 46
46 ÷ 342 = 0.13450292397660818
0.13450292397660818 x 100 = 13.45%