11.73% is the change from 392 to 438
Calculation steps:
[( 438 - 392 ) ÷ 392] x 100 = 11.73%
Formula
Percentage change = [(438 - 392) / 392] x 100
Subtract the new number by the original number
438 - 392 = 46
46 ÷ 392 = 0.11734693877551021
0.11734693877551021 x 100 = 11.73%