29.08% is the change from 447 to 577
Calculation steps:
[( 577 - 447 ) ÷ 447] x 100 = 29.08%
Formula
Percentage change = [(577 - 447) / 447] x 100
Subtract the new number by the original number
577 - 447 = 130
130 ÷ 447 = 0.29082774049217003
0.29082774049217003 x 100 = 29.08%