153.53% is the change from 170 to 431
Calculation steps:
[( 431 - 170 ) ÷ 170] x 100 = 153.53%
Formula
Percentage change = [(431 - 170) / 170] x 100
Subtract the new number by the original number
431 - 170 = 261
261 ÷ 170 = 1.535294117647059
1.535294117647059 x 100 = 153.53%