77.15% is the change from 407 to 721
Calculation steps:
[( 721 - 407 ) ÷ 407] x 100 = 77.15%
Formula
Percentage change = [(721 - 407) / 407] x 100
Subtract the new number by the original number
721 - 407 = 314
314 ÷ 407 = 0.7714987714987716
0.7714987714987716 x 100 = 77.15%