-98.18% is the change from 987 to 18
Calculation steps:
[( 18 - 987 ) ÷ 987] x 100 = -98.18%
Formula
Percentage change = [(18 - 987) / 987] x 100
Subtract the new number by the original number
18 - 987 = -969
-969 ÷ 987 = -0.9817629179331308
-0.9817629179331308 x 100 = -98.18%