-85.41% is the change from 233 to 34
Calculation steps:
[( 34 - 233 ) ÷ 233] x 100 = -85.41%
Formula
Percentage change = [(34 - 233) / 233] x 100
Subtract the new number by the original number
34 - 233 = -199
-199 ÷ 233 = -0.8540772532188842
-0.8540772532188842 x 100 = -85.41%