99.41% is the change from 170 to 339
Calculation steps:
[( 339 - 170 ) ÷ 170] x 100 = 99.41%
Formula
Percentage change = [(339 - 170) / 170] x 100
Subtract the new number by the original number
339 - 170 = 169
169 ÷ 170 = 0.9941176470588236
0.9941176470588236 x 100 = 99.41%