7.86% is the change from 407 to 439
Calculation steps:
[( 439 - 407 ) ÷ 407] x 100 = 7.86%
Formula
Percentage change = [(439 - 407) / 407] x 100
Subtract the new number by the original number
439 - 407 = 32
32 ÷ 407 = 0.07862407862407862
0.07862407862407862 x 100 = 7.86%