How to sum up products of sale items, e.g.: ${unit price} * ${quantity}

Hi @emaford
Welcome to the community forum. I would like to recommend the following articles.

https://support.kobotoolbox.org/calculate_questions.html

https://support.kobotoolbox.org/advanced_calculate.html

Kindly go through it and come back with any questions if you don’t find a solution.

Stephane

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