151.18% is the change from 170 to 427
Calculation steps:
[( 427 - 170 ) ÷ 170] x 100 = 151.18%
Formula
Percentage change = [(427 - 170) / 170] x 100
Subtract the new number by the original number
427 - 170 = 257
257 ÷ 170 = 1.511764705882353
1.511764705882353 x 100 = 151.18%