How to Add Formula in Adobe Acrobat

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In this tutorial, you’ll learn how to add a formula in Adobe Acrobat

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1. Open the PDF file you want to add a formula to.
2. On the upper left side, click the Tools tab.
3. On the list of tools, click Prepare form.
4. When Acrobat asks you to select a document, click Start if your PDF is already open.
5. In the top toolbar, click the Add a Text Field icon.
6. Click anywhere on the document where you want to add the formula
7. Click All Properties.
8. Select the Calculate Tab.
9. Choose the calculation method you want:
   
   1. Select Value is the (option) of the following fields if this field will calculate from other fields. Choose Sum, Product, Average, Minimum, or Maximum.
   2. Select Simplified Field Notation if you want to write a calculation using math symbols and field names, for example: (Field_1+Field_2)/Field_3
   3. Select Custom Calculation Script if you want to create a more complex calculation using JavaScript.
10. Click Close.
11. Click the Close button again to exit the Prepare form.‍
12. You have now added a formula to your file.