329.7% is the change from 101 to 434
Calculation steps:
[( 434 - 101 ) ÷ 101] x 100 = 329.7%
Formula
Percentage change = [(434 - 101) / 101] x 100
Subtract the new number by the original number
434 - 101 = 333
333 ÷ 101 = 3.297029702970297
3.297029702970297 x 100 = 329.7%