1.76% is the change from 170 to 173
Calculation steps:
[( 173 - 170 ) ÷ 170] x 100 = 1.76%
Formula
Percentage change = [(173 - 170) / 170] x 100
Subtract the new number by the original number
173 - 170 = 3
3 ÷ 170 = 0.01764705882352941
0.01764705882352941 x 100 = 1.76%