60.44% is the change from 455 to 730
Calculation steps:
[( 730 - 455 ) ÷ 455] x 100 = 60.44%
Formula
Percentage change = [(730 - 455) / 455] x 100
Subtract the new number by the original number
730 - 455 = 275
275 ÷ 455 = 0.6043956043956044
0.6043956043956044 x 100 = 60.44%