57.06% is the change from 170 to 267
Calculation steps:
[( 267 - 170 ) ÷ 170] x 100 = 57.06%
Formula
Percentage change = [(267 - 170) / 170] x 100
Subtract the new number by the original number
267 - 170 = 97
97 ÷ 170 = 0.5705882352941176
0.5705882352941176 x 100 = 57.06%