In many cases, you desire to use the same values for options to calculate.
For instance: you have a select field with 4 options below:
Your Form absolute will not work properly with 3 same values as in the example.
Solution: Implement alphabet characters right behind the same values. You can perform calculations with a letter appended to the numerical value.
Notice: This solution could apply to field types: Select, Radio, Image Select, Checkbox, and Select Autocomplete.