# Math blocks returning NaN/0

**URL:** https://community.thunkable.com/t/math-blocks-returning-nan-0/3135385
**Category:** Questions about Thunkable X
**Created:** [August 11, 2024, 6:35am UTC](https://community.thunkable.com/t/math-blocks-returning-nan-0/3135385 "2024-08-11T06:35:15Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![tatiang](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/tatiang/32/55482_2.png) [@tatiang](https://community.thunkable.com/u/tatiang)
#### Post date: [August 11, 2024, 12:29pm UTC](https://community.thunkable.com/t/math-blocks-returning-nan-0/3135385/2 "2024-08-11T12:29:44Z")

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It’s a complicated set of blocks. What have you done to debug it and make sure each value you are using in your formula has the value you expect?

I recommend using the method from the “Debugging a Project” link below.

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Need help? [How to Ask Great Questions](https://community.thunkable.com/t/how-to-ask-great-questions-v2-0/2689983) ✨ [Debugging A Project](https://community.thunkable.com/t/debugging-in-thunkable-x-video/849471) ✨ [API JSON Tutorial](https://community.thunkable.com/t/api-json-tutorial-video/1140575)

Want to hire a Certified Thunkable Expert? [Elevate your app with Tatiang on Fiverr](https://www.fiverr.com/s/726B4a)

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