How to save price feild as a variable

Hi, I’m trying to save a field as a variable. I’m trying to do calculations with products purely informational. So the main idea is to save the product as a decimal and perform calculations with it like I have cookie information saved and I’m returning it and multiplying the price by days to give the user a piece of information about the price/total. I just need the price as a workable value.

Here is my site Read-Only: LINK
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First, wrap your price in quotes so that it’s parsed as a string;

parseInt(" price ")