-98.01% is the change from 806 to 16
Calculation steps:
[( 16 - 806 ) ÷ 806] x 100 = -98.01%
Formula
Percentage change = [(16 - 806) / 806] x 100
Subtract the new number by the original number
16 - 806 = -790
-790 ÷ 806 = -0.9801488833746899
-0.9801488833746899 x 100 = -98.01%