2487.5% is the change from 16 to 414
Calculation steps:
[( 414 - 16 ) ÷ 16] x 100 = 2487.5%
Formula
Percentage change = [(414 - 16) / 16] x 100
Subtract the new number by the original number
414 - 16 = 398
398 ÷ 16 = 24.875
24.875 x 100 = 2487.5%
Example