56.54% is the change from 451 to 706
Calculation steps:
[( 706 - 451 ) ÷ 451] x 100 = 56.54%
Formula
Percentage change = [(706 - 451) / 451] x 100
Subtract the new number by the original number
706 - 451 = 255
255 ÷ 451 = 0.565410199556541
0.565410199556541 x 100 = 56.54%