10.78% is the change from 399 to 442
Calculation steps:
[( 442 - 399 ) ÷ 399] x 100 = 10.78%
Formula
Percentage change = [(442 - 399) / 399] x 100
Subtract the new number by the original number
442 - 399 = 43
43 ÷ 399 = 0.10776942355889724
0.10776942355889724 x 100 = 10.78%