71.07% is the change from 401 to 686
Calculation steps:
[( 686 - 401 ) ÷ 401] x 100 = 71.07%
Formula
Percentage change = [(686 - 401) / 401] x 100
Subtract the new number by the original number
686 - 401 = 285
285 ÷ 401 = 0.7107231920199502
0.7107231920199502 x 100 = 71.07%