5212.5% is the change from 16 to 850
Calculation steps:
[( 850 - 16 ) ÷ 16] x 100 = 5212.5%
Formula
Percentage change = [(850 - 16) / 16] x 100
Subtract the new number by the original number
850 - 16 = 834
834 ÷ 16 = 52.125
52.125 x 100 = 5212.5%
Example