13.45% is the change from 721 to 818
Calculation steps:
[( 818 - 721 ) ÷ 721] x 100 = 13.45%
Formula
Percentage change = [(818 - 721) / 721] x 100
Subtract the new number by the original number
818 - 721 = 97
97 ÷ 721 = 0.13453536754507628
0.13453536754507628 x 100 = 13.45%