-27.06% is the change from 218 to 159
Calculation steps:
[( 159 - 218 ) ÷ 218] x 100 = -27.06%
Formula
Percentage change = [(159 - 218) / 218] x 100
Subtract the new number by the original number
159 - 218 = -59
-59 ÷ 218 = -0.2706422018348624
-0.2706422018348624 x 100 = -27.06%