# About the use of Math after the decimal point

**URL:** <https://community.thunkable.com/t/about-the-use-of-math-after-the-decimal-point/1950645>\
**Category:** Questions about Thunkable X\
**Tags:** beginner\
**Created:** [July 4, 2022, 3:02am UTC](https://community.thunkable.com/t/about-the-use-of-math-after-the-decimal-point/1950645 "2022-07-04T03:02:21Z")\
**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:** [July 4, 2022, 3:17am UTC](https://community.thunkable.com/t/about-the-use-of-math-after-the-decimal-point/1950645/2 "2022-07-04T03:17:45Z")

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You will need to round the result to a certain number of decimals. See this topic:

> [@The issue about adding two values of decimal members?](https://community.thunkable.com/t/the-issue-about-adding-two-values-of-decimal-members/1730452):
>
> I find bugs 1.7 + 1.4 = 3.0999999999999996! [錄製\_2022\_02\_12\_21\_15\_51\_867]

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