# Weirdness in math.floor

**URL:** <https://forum.kirupa.com/t/weirdness-in-math-floor/250293>\
**Category:** flash\
**Created:** [January 28, 2008, 8:15am UTC](https://forum.kirupa.com/t/weirdness-in-math-floor/250293 "2008-01-28T08:15:28Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![DimTea](https://avatars.discourse-cdn.com/v4/letter/d/c77e96/32.png) [@DimTea](https://forum.kirupa.com/u/DimTea)\
**Post date:** [January 28, 2008, 8:15am UTC](https://forum.kirupa.com/t/weirdness-in-math-floor/250293/1 "2008-01-28T08:15:28Z")

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project width is 500

tile\_width=25;  
map\_collumns=Stage.width/tile\_width  
trace(map\_collumns)

Sometimes I get a decimal return. Then, when I close it,and run it again, it shows the correct answer.  
Why is this?