-42.06% is the change from 233 to 135
Calculation steps:
[( 135 - 233 ) ÷ 233] x 100 = -42.06%
Formula
Percentage change = [(135 - 233) / 233] x 100
Subtract the new number by the original number
135 - 233 = -98
-98 ÷ 233 = -0.4206008583690987
-0.4206008583690987 x 100 = -42.06%