30.95% is the change from 685 to 897
Calculation steps:
[( 897 - 685 ) ÷ 685] x 100 = 30.95%
Formula
Percentage change = [(897 - 685) / 685] x 100
Subtract the new number by the original number
897 - 685 = 212
212 ÷ 685 = 0.3094890510948905
0.3094890510948905 x 100 = 30.95%