-98.06% is the change from 927 to 18
Calculation steps:
[( 18 - 927 ) ÷ 927] x 100 = -98.06%
Formula
Percentage change = [(18 - 927) / 927] x 100
Subtract the new number by the original number
18 - 927 = -909
-909 ÷ 927 = -0.9805825242718447
-0.9805825242718447 x 100 = -98.06%