-98.65% is the change from 890 to 12
Calculation steps:
[( 12 - 890 ) ÷ 890] x 100 = -98.65%
Formula
Percentage change = [(12 - 890) / 890] x 100
Subtract the new number by the original number
12 - 890 = -878
-878 ÷ 890 = -0.9865168539325843
-0.9865168539325843 x 100 = -98.65%