15.98% is the change from 338 to 392
Calculation steps:
[( 392 - 338 ) ÷ 338] x 100 = 15.98%
Formula
Percentage change = [(392 - 338) / 338] x 100
Subtract the new number by the original number
392 - 338 = 54
54 ÷ 338 = 0.15976331360946747
0.15976331360946747 x 100 = 15.98%