14.93% is the change from 201 to 231
Calculation steps:
[( 231 - 201 ) ÷ 201] x 100 = 14.93%
Formula
Percentage change = [(231 - 201) / 201] x 100
Subtract the new number by the original number
231 - 201 = 30
30 ÷ 201 = 0.14925373134328357
0.14925373134328357 x 100 = 14.93%