3000% is the change from 16 to 496
Calculation steps:
[( 496 - 16 ) ÷ 16] x 100 = 3000%
Formula
Percentage change = [(496 - 16) / 16] x 100
Subtract the new number by the original number
496 - 16 = 480
480 ÷ 16 = 30
30 x 100 = 3000%
Example