12.65% is the change from 340 to 383
Calculation steps:
[( 383 - 340 ) ÷ 340] x 100 = 12.65%
Formula
Percentage change = [(383 - 340) / 340] x 100
Subtract the new number by the original number
383 - 340 = 43
43 ÷ 340 = 0.1264705882352941
0.1264705882352941 x 100 = 12.65%