30.76% is the change from 686 to 897
Calculation steps:
[( 897 - 686 ) ÷ 686] x 100 = 30.76%
Formula
Percentage change = [(897 - 686) / 686] x 100
Subtract the new number by the original number
897 - 686 = 211
211 ÷ 686 = 0.3075801749271137
0.3075801749271137 x 100 = 30.76%