I thought I saw it here

that someone had posted a link to a site about how to calculate how much yarn is needed for long tail cast ons. I’ve tried the search feature but I’m not finding it! Then again, maybe I was just hallucinating. :wink:

Here’s a link http://www.knittinghelp.com/knitting/basic_techniques/index.php

Here’s another http://knittingatknoon.com/esttail.html

Hope these help!

I think that’s it! Thanks much!

I had the same question and here were some of the very helpful hints: