**academicproofreading**I have a number of matrixes which have text inputs and I want to use the calculation to automatically add values to the textbooks in the matrixes based on other inputs. Is this possible?

Thank you for your help.

- JotForm Support
**Nik_C**Yes, it is possible to use matrix fields in calculations. To do that, please follow this guide: https://www.jotform.com/help/343-How-to-Perform-Form-Calculation-in-the-Matrix-Field

If you encounter any problem or you need any assistance, please let us know.

Thank you!