# Inverse VAT calculation

**URL:** https://forum.kirupa.com/t/inverse-vat-calculation/120455
**Category:** Uncategorized
**Created:** [August 24, 2004, 2:01pm UTC](https://forum.kirupa.com/t/inverse-vat-calculation/120455 "2004-08-24T14:01:37Z")
**Posts on this page:** 6
**Page:** 1

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### Author: ![keljnr](https://avatars.discourse-cdn.com/v4/letter/k/e8c25b/32.png) [@keljnr](https://forum.kirupa.com/u/keljnr)
#### Post date: [August 24, 2004, 2:01pm UTC](https://forum.kirupa.com/t/inverse-vat-calculation/120455/1 "2004-08-24T14:01:37Z")

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I need to inverse a VAT calculation…how is this done??

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### Author: ![Cello](https://avatars.discourse-cdn.com/v4/letter/c/f17d59/32.png) [@Cello](https://forum.kirupa.com/u/Cello)
#### Post date: [August 24, 2004, 2:08pm UTC](https://forum.kirupa.com/t/inverse-vat-calculation/120455/2 "2004-08-24T14:08:28Z")

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If you mean work a figure back to the cost + vat it would be:

£117.50/1.175 = 100 ie £100 for goods and the balance (£17.50) is the VAT.

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### Author: ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)
#### Post date: [August 24, 2004, 2:24pm UTC](https://forum.kirupa.com/t/inverse-vat-calculation/120455/3 "2004-08-24T14:24:08Z")

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I was thinking about using TAV but I guess Im way off!

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### Author: ![Cello](https://avatars.discourse-cdn.com/v4/letter/c/f17d59/32.png) [@Cello](https://forum.kirupa.com/u/Cello)
#### Post date: [August 24, 2004, 2:27pm UTC](https://forum.kirupa.com/t/inverse-vat-calculation/120455/4 "2004-08-24T14:27:39Z")

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:lol: :lol:

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### Author: ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)
#### Post date: [August 24, 2004, 3:20pm UTC](https://forum.kirupa.com/t/inverse-vat-calculation/120455/5 "2004-08-24T15:20:58Z")

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> [@senocular](#):
>
> I was thinking about using TAV but I guess Im way off!

ROFL! C:-)

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### Author: ![RelandR](https://avatars.discourse-cdn.com/v4/letter/r/7ba0ec/32.png) [@RelandR](https://forum.kirupa.com/u/RelandR)
#### Post date: [August 24, 2004, 4:27pm UTC](https://forum.kirupa.com/t/inverse-vat-calculation/120455/6 "2004-08-24T16:27:52Z")

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crazy ralucones 😛

here, this does it for ya (but teaches you nothing):

[http://www.soul.mcmail.com/vatcalc.htm](http://www.soul.mcmail.com/vatcalc.htm)