-92.68% is the change from 246 to 18
Calculation steps:
[( 18 - 246 ) ÷ 246] x 100 = -92.68%
Formula
Percentage change = [(18 - 246) / 246] x 100
Subtract the new number by the original number
18 - 246 = -228
-228 ÷ 246 = -0.926829268292683
-0.926829268292683 x 100 = -92.68%