36.56% is the change from 227 to 310
Calculation steps:
[( 310 - 227 ) ÷ 227] x 100 = 36.56%
Formula
Percentage change = [(310 - 227) / 227] x 100
Subtract the new number by the original number
310 - 227 = 83
83 ÷ 227 = 0.3656387665198238
0.3656387665198238 x 100 = 36.56%