334% is the change from 100 to 434
Calculation steps:
[( 434 - 100 ) ÷ 100] x 100 = 334%
Formula
Percentage change = [(434 - 100) / 100] x 100
Subtract the new number by the original number
434 - 100 = 334
334 ÷ 100 = 3.34
3.34 x 100 = 334%
Example