6.83% is the change from 161 to 172
Calculation steps:
[( 172 - 161 ) ÷ 161] x 100 = 6.83%
Formula
Percentage change = [(172 - 161) / 161] x 100
Subtract the new number by the original number
172 - 161 = 11
11 ÷ 161 = 0.06832298136645963
0.06832298136645963 x 100 = 6.83%