-98.03% is the change from 813 to 16
Calculation steps:
[( 16 - 813 ) ÷ 813] x 100 = -98.03%
Formula
Percentage change = [(16 - 813) / 813] x 100
Subtract the new number by the original number
16 - 813 = -797
-797 ÷ 813 = -0.980319803198032
-0.980319803198032 x 100 = -98.03%