12.48% is the change from 641 to 721
Calculation steps:
[( 721 - 641 ) ÷ 641] x 100 = 12.48%
Formula
Percentage change = [(721 - 641) / 641] x 100
Subtract the new number by the original number
721 - 641 = 80
80 ÷ 641 = 0.12480499219968799
0.12480499219968799 x 100 = 12.48%