58.46% is the change from 455 to 721
Calculation steps:
[( 721 - 455 ) ÷ 455] x 100 = 58.46%
Formula
Percentage change = [(721 - 455) / 455] x 100
Subtract the new number by the original number
721 - 455 = 266
266 ÷ 455 = 0.5846153846153846
0.5846153846153846 x 100 = 58.46%