1.79% is the change from 168 to 171
Calculation steps:
[( 171 - 168 ) ÷ 168] x 100 = 1.79%
Formula
Percentage change = [(171 - 168) / 168] x 100
Subtract the new number by the original number
171 - 168 = 3
3 ÷ 168 = 0.017857142857142856
0.017857142857142856 x 100 = 1.79%