5025% is the change from 16 to 820
Calculation steps:
[( 820 - 16 ) ÷ 16] x 100 = 5025%
Formula
Percentage change = [(820 - 16) / 16] x 100
Subtract the new number by the original number
820 - 16 = 804
804 ÷ 16 = 50.25
50.25 x 100 = 5025%
Example