40.16% is the change from 122 to 171
Calculation steps:
[( 171 - 122 ) ÷ 122] x 100 = 40.16%
Formula
Percentage change = [(171 - 122) / 122] x 100
Subtract the new number by the original number
171 - 122 = 49
49 ÷ 122 = 0.4016393442622951
0.4016393442622951 x 100 = 40.16%