12.14% is the change from 346 to 388
Calculation steps:
[( 388 - 346 ) ÷ 346] x 100 = 12.14%
Formula
Percentage change = [(388 - 346) / 346] x 100
Subtract the new number by the original number
388 - 346 = 42
42 ÷ 346 = 0.12138728323699421
0.12138728323699421 x 100 = 12.14%