make sure that the calculation results are being saved to form elements by your script, and in the email, use the bindings for those elements to show the posted value.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.