171.25% is the change from 160 to 434
Calculation steps:
[( 434 - 160 ) ÷ 160] x 100 = 171.25%
Formula
Percentage change = [(434 - 160) / 160] x 100
Subtract the new number by the original number
434 - 160 = 274
274 ÷ 160 = 1.7125
1.7125 x 100 = 171.25%