-33.19% is the change from 238 to 159
Calculation steps:
[( 159 - 238 ) ÷ 238] x 100 = -33.19%
Formula
Percentage change = [(159 - 238) / 238] x 100
Subtract the new number by the original number
159 - 238 = -79
-79 ÷ 238 = -0.3319327731092437
-0.3319327731092437 x 100 = -33.19%