2612.5% is the change from 16 to 434
Calculation steps:
[( 434 - 16 ) ÷ 16] x 100 = 2612.5%
Formula
Percentage change = [(434 - 16) / 16] x 100
Subtract the new number by the original number
434 - 16 = 418
418 ÷ 16 = 26.125
26.125 x 100 = 2612.5%
Example