57.49% is the change from 447 to 704
Calculation steps:
[( 704 - 447 ) ÷ 447] x 100 = 57.49%
Formula
Percentage change = [(704 - 447) / 447] x 100
Subtract the new number by the original number
704 - 447 = 257
257 ÷ 447 = 0.5749440715883669
0.5749440715883669 x 100 = 57.49%