9.83% is the change from 407 to 447
Calculation steps:
[( 447 - 407 ) ÷ 407] x 100 = 9.83%
Formula
Percentage change = [(447 - 407) / 407] x 100
Subtract the new number by the original number
447 - 407 = 40
40 ÷ 407 = 0.09828009828009827
0.09828009828009827 x 100 = 9.83%