152.94% is the change from 170 to 430
Calculation steps:
[( 430 - 170 ) ÷ 170] x 100 = 152.94%
Formula
Percentage change = [(430 - 170) / 170] x 100
Subtract the new number by the original number
430 - 170 = 260
260 ÷ 170 = 1.5294117647058822
1.5294117647058822 x 100 = 152.94%