13.57% is the change from 641 to 728
Calculation steps:
[( 728 - 641 ) ÷ 641] x 100 = 13.57%
Formula
Percentage change = [(728 - 641) / 641] x 100
Subtract the new number by the original number
728 - 641 = 87
87 ÷ 641 = 0.1357254290171607
0.1357254290171607 x 100 = 13.57%