43.05% is the change from 446 to 638
Calculation steps:
[( 638 - 446 ) ÷ 446] x 100 = 43.05%
Formula
Percentage change = [(638 - 446) / 446] x 100
Subtract the new number by the original number
638 - 446 = 192
192 ÷ 446 = 0.4304932735426009
0.4304932735426009 x 100 = 43.05%