5012.5% is the change from 16 to 818
Calculation steps:
[( 818 - 16 ) ÷ 16] x 100 = 5012.5%
Formula
Percentage change = [(818 - 16) / 16] x 100
Subtract the new number by the original number
818 - 16 = 802
802 ÷ 16 = 50.125
50.125 x 100 = 5012.5%
Example