61.18% is the change from 170 to 274
Calculation steps:
[( 274 - 170 ) ÷ 170] x 100 = 61.18%
Formula
Percentage change = [(274 - 170) / 170] x 100
Subtract the new number by the original number
274 - 170 = 104
104 ÷ 170 = 0.611764705882353
0.611764705882353 x 100 = 61.18%