63.9% is the change from 446 to 731
Calculation steps:
[( 731 - 446 ) ÷ 446] x 100 = 63.9%
Formula
Percentage change = [(731 - 446) / 446] x 100
Subtract the new number by the original number
731 - 446 = 285
285 ÷ 446 = 0.6390134529147982
0.6390134529147982 x 100 = 63.9%