# Add or subtract feild to other feild

**URL:** <https://forum.radsystems.io/t/add-or-subtract-feild-to-other-feild/1485>\
**Category:** PHPRad Classic\
**Created:** [April 1, 2023, 9:08am UTC](https://forum.radsystems.io/t/add-or-subtract-feild-to-other-feild/1485 "2023-04-01T09:08:05Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![mohammad](https://forum.radsystems.io/letter_avatar_proxy/v4/letter/m/e274bd/32.png) [@mohammad](https://forum.radsystems.io/u/mohammad)\
**Post date:** [April 1, 2023, 9:08am UTC](https://forum.radsystems.io/t/add-or-subtract-feild-to-other-feild/1485/1 "2023-04-01T09:08:05Z")

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how can i display a feild the value of it is add or subtract to field

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**Author:** ![willvin](https://forum.radsystems.io/user_avatar/forum.radsystems.io/willvin/32/7_2.png) [@willvin](https://forum.radsystems.io/u/willvin)\
**Post date:** [April 2, 2023, 8:51am UTC](https://forum.radsystems.io/t/add-or-subtract-feild-to-other-feild/1485/2 "2023-04-02T08:51:51Z")

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Use **ClientEvents** in **Add/Edit Page Field Properties** to do your calculation; you should see sample code when you double-click on the code list on the left panel; or use **Page Design** to do your calculations.

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**Author:** ![mohammad](https://forum.radsystems.io/letter_avatar_proxy/v4/letter/m/e274bd/32.png) [@mohammad](https://forum.radsystems.io/u/mohammad)\
**Post date:** [April 2, 2023, 9:03am UTC](https://forum.radsystems.io/t/add-or-subtract-feild-to-other-feild/1485/3 "2023-04-02T09:03:19Z")

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Do you have any sample video?

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**Author:** ![willvin](https://forum.radsystems.io/user_avatar/forum.radsystems.io/willvin/32/7_2.png) [@willvin](https://forum.radsystems.io/u/willvin)\
**Post date:** [April 2, 2023, 11:52am UTC](https://forum.radsystems.io/t/add-or-subtract-feild-to-other-feild/1485/4 "2023-04-02T11:52:48Z")

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[Table Field Calculations in RadSystems Studio | Lowcode - YouTube](https://www.youtube.com/watch?v=QJjey7uag74) and this [PHPRad Tips and Tricks 6: How to use the Page Events properly - Part 1 - YouTube](https://www.youtube.com/watch?v=W0tsxWBHuqU) is similar to Radsystems Studio.

Always search for tutorials on YouTube or subscribe to Radsystem’s YouTube channel or other channels that provide tutorials on Radsystems Studio. Most videos contain solutions you might need.

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**Author:** ![rivermetal](https://forum.radsystems.io/letter_avatar_proxy/v4/letter/r/b5ac83/32.png) [@rivermetal](https://forum.radsystems.io/u/rivermetal)\
**Post date:** [December 27, 2023, 9:55pm UTC](https://forum.radsystems.io/t/add-or-subtract-feild-to-other-feild/1485/5 "2023-12-27T21:55:22Z")

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I did what was suggested but I don’t have the expected result radsystem 8.5.9