-32.19% is the change from 233 to 158
Calculation steps:
[( 158 - 233 ) ÷ 233] x 100 = -32.19%
Formula
Percentage change = [(158 - 233) / 233] x 100
Subtract the new number by the original number
158 - 233 = -75
-75 ÷ 233 = -0.3218884120171674
-0.3218884120171674 x 100 = -32.19%