36.75% is the change from 166 to 227
Calculation steps:
[( 227 - 166 ) ÷ 166] x 100 = 36.75%
Formula
Percentage change = [(227 - 166) / 166] x 100
Subtract the new number by the original number
227 - 166 = 61
61 ÷ 166 = 0.3674698795180723
0.3674698795180723 x 100 = 36.75%