# Adding quantity for a purchase

**URL:** <https://community.glideapps.com/t/adding-quantity-for-a-purchase/16313>\
**Category:** Feature Requests\
**Created:** [September 24, 2020, 6:43pm UTC](https://community.glideapps.com/t/adding-quantity-for-a-purchase/16313 "2020-09-24T18:43:28Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![\_eric](https://avatars.discourse-cdn.com/v4/letter/_/5f9b8f/32.png) [@\_eric](https://community.glideapps.com/u/_eric)\
**Post date:** [September 24, 2020, 7:04pm UTC](https://community.glideapps.com/t/adding-quantity-for-a-purchase/16313/2 "2020-09-24T19:04:49Z")

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I had this issue last week. Basically you need to add another tab that will almost act like a shopping cart. The purpose of the tab is to calculate the values and then pass them along to your actual purchase page. It’s a pain.

Here is my original post

> [@Why is there Buy Button limitations?](https://community.glideapps.com/t/why-is-there-buy-button-limitations/16030):
>
> We need the ability to map a math field to the buy button. Looking to simply multiply the quantity by the cost to come up with the total and map it to the buy button. But that is not an option. Anyone know any solutions? What am I missing?

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_[View the full topic](https://community.glideapps.com/t/adding-quantity-for-a-purchase/16313)._