8.93% is the change from 392 to 427
Calculation steps:
[( 427 - 392 ) ÷ 392] x 100 = 8.93%
Formula
Percentage change = [(427 - 392) / 392] x 100
Subtract the new number by the original number
427 - 392 = 35
35 ÷ 392 = 0.08928571428571429
0.08928571428571429 x 100 = 8.93%