28.71% is the change from 721 to 928
Calculation steps:
[( 928 - 721 ) ÷ 721] x 100 = 28.71%
Formula
Percentage change = [(928 - 721) / 721] x 100
Subtract the new number by the original number
928 - 721 = 207
207 ÷ 721 = 0.2871012482662968
0.2871012482662968 x 100 = 28.71%