6.7% is the change from 388 to 414
Calculation steps:
[( 414 - 388 ) ÷ 388] x 100 = 6.7%
Formula
Percentage change = [(414 - 388) / 388] x 100
Subtract the new number by the original number
414 - 388 = 26
26 ÷ 388 = 0.06701030927835051
0.06701030927835051 x 100 = 6.7%