35.93% is the change from 231 to 314
Calculation steps:
[( 314 - 231 ) ÷ 231] x 100 = 35.93%
Formula
Percentage change = [(314 - 231) / 231] x 100
Subtract the new number by the original number
314 - 231 = 83
83 ÷ 231 = 0.3593073593073593
0.3593073593073593 x 100 = 35.93%