2581.25% is the change from 16 to 429
Calculation steps:
[( 429 - 16 ) ÷ 16] x 100 = 2581.25%
Formula
Percentage change = [(429 - 16) / 16] x 100
Subtract the new number by the original number
429 - 16 = 413
413 ÷ 16 = 25.8125
25.8125 x 100 = 2581.25%