73.73% is the change from 415 to 721
Calculation steps:
[( 721 - 415 ) ÷ 415] x 100 = 73.73%
Formula
Percentage change = [(721 - 415) / 415] x 100
Subtract the new number by the original number
721 - 415 = 306
306 ÷ 415 = 0.7373493975903614
0.7373493975903614 x 100 = 73.73%