-98.17% is the change from 986 to 18
Calculation steps:
[( 18 - 986 ) ÷ 986] x 100 = -98.17%
Formula
Percentage change = [(18 - 986) / 986] x 100
Subtract the new number by the original number
18 - 986 = -968
-968 ÷ 986 = -0.9817444219066938
-0.9817444219066938 x 100 = -98.17%