Start with 80 beers! by Larry Campbell | Apr 3, 2021 | More Math Tidbits | 0 comments Crazy as it sounds, it works! 🙂 Yes, but only if you’ve NOT yet had your birthday in ’21. If so, you need to add 41, not 40. (Alternatively, it works for everyone for their age on 12/31/20.) Explain why, and receive BONUS Brain Teaser credit!  Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ