I must stop reading the posts in this thread!!! They inspired a horrid bout of chicken math and now I'm googling like a mad easter bunny trying to find out how to hatch eggs.
Does anyone... ANYONE have a cure for chicken math??!!!
Quit with your fancy googling.
Try reading these links articles:
https://www.backyardchickens.com/a/hatching-eggs-101
https://www.backyardchickens.com/a/incubating-w-friends-helpful-notes-links-informational-post-links