150.59% is the change from 170 to 426
Calculation steps:
[( 426 - 170 ) ÷ 170] x 100 = 150.59%
Formula
Percentage change = [(426 - 170) / 170] x 100
Subtract the new number by the original number
426 - 170 = 256
256 ÷ 170 = 1.5058823529411764
1.5058823529411764 x 100 = 150.59%