29.6% is the change from 446 to 578
Calculation steps:
[( 578 - 446 ) ÷ 446] x 100 = 29.6%
Formula
Percentage change = [(578 - 446) / 446] x 100
Subtract the new number by the original number
578 - 446 = 132
132 ÷ 446 = 0.29596412556053814
0.29596412556053814 x 100 = 29.6%