47.4% is the change from 154 to 227
Calculation steps:
[( 227 - 154 ) ÷ 154] x 100 = 47.4%
Formula
Percentage change = [(227 - 154) / 154] x 100
Subtract the new number by the original number
227 - 154 = 73
73 ÷ 154 = 0.474025974025974
0.474025974025974 x 100 = 47.4%