12.26% is the change from 155 to 174
Calculation steps:
[( 174 - 155 ) ÷ 155] x 100 = 12.26%
Formula
Percentage change = [(174 - 155) / 155] x 100
Subtract the new number by the original number
174 - 155 = 19
19 ÷ 155 = 0.12258064516129032
0.12258064516129032 x 100 = 12.26%