3025% is the change from 16 to 500
Calculation steps:
[( 500 - 16 ) ÷ 16] x 100 = 3025%
Formula
Percentage change = [(500 - 16) / 16] x 100
Subtract the new number by the original number
500 - 16 = 484
484 ÷ 16 = 30.25
30.25 x 100 = 3025%
Example