Sum got from values of several dropdown menus

[IsraelPaya]

I need to add a field in my form that sums the values of several dropdown menus in the form. How can I do that?
Thank you so much.

[Ally]

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[IsraelPaya]

Thank you so much indeed.

[ziccosor]

as I can add the contents of “Customize values”

* Undertake a sum = 1.5 + 1.5 Total = 3.0% is

[Ally]

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[ziccosor]

thanks for the answer question
How I can do to make the result of the addition is sent, by email?

[Ally]

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[ziccosor]

as I can place total, Customize email content.

[Ally]

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[ziccosor]

HTML where to place the “javascript” is not shown in “Insert variable …

[Ally]

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[ziccosor]

shipping form can help.

• This reply was modified 9 years, 2 months ago by ziccosor.

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[ziccosor]

thank

• This reply was modified 9 years, 2 months ago by ziccosor.

[Ally]

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[Author]

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