58.9% is the change from 455 to 723
Calculation steps:
[( 723 - 455 ) ÷ 455] x 100 = 58.9%
Formula
Percentage change = [(723 - 455) / 455] x 100
Subtract the new number by the original number
723 - 455 = 268
268 ÷ 455 = 0.589010989010989
0.589010989010989 x 100 = 58.9%
Example