39.81% is the change from 319 to 446
Calculation steps:
[( 446 - 319 ) ÷ 319] x 100 = 39.81%
Formula
Percentage change = [(446 - 319) / 319] x 100
Subtract the new number by the original number
446 - 319 = 127
127 ÷ 319 = 0.3981191222570533
0.3981191222570533 x 100 = 39.81%