-98.78% is the change from 986 to 12
Calculation steps:
[( 12 - 986 ) ÷ 986] x 100 = -98.78%
Formula
Percentage change = [(12 - 986) / 986] x 100
Subtract the new number by the original number
12 - 986 = -974
-974 ÷ 986 = -0.9878296146044625
-0.9878296146044625 x 100 = -98.78%