53.24% is the change from 447 to 685
Calculation steps:
[( 685 - 447 ) ÷ 447] x 100 = 53.24%
Formula
Percentage change = [(685 - 447) / 447] x 100
Subtract the new number by the original number
685 - 447 = 238
238 ÷ 447 = 0.5324384787472036
0.5324384787472036 x 100 = 53.24%