10.59% is the change from 170 to 188
Calculation steps:
[( 188 - 170 ) ÷ 170] x 100 = 10.59%
Formula
Percentage change = [(188 - 170) / 170] x 100
Subtract the new number by the original number
188 - 170 = 18
18 ÷ 170 = 0.10588235294117647
0.10588235294117647 x 100 = 10.59%