12.94% is the change from 340 to 384
Calculation steps:
[( 384 - 340 ) ÷ 340] x 100 = 12.94%
Formula
Percentage change = [(384 - 340) / 340] x 100
Subtract the new number by the original number
384 - 340 = 44
44 ÷ 340 = 0.12941176470588237
0.12941176470588237 x 100 = 12.94%