-93.77% is the change from 289 to 18
Calculation steps:
[( 18 - 289 ) ÷ 289] x 100 = -93.77%
Formula
Percentage change = [(18 - 289) / 289] x 100
Subtract the new number by the original number
18 - 289 = -271
-271 ÷ 289 = -0.9377162629757786
-0.9377162629757786 x 100 = -93.77%