When Is National Pi Day 2024 Canada. If you couldn't already tell by the number this. Starting on national pi day through saturday, march 16, doordash will be giving 50% off any pizza (with a minimum purchase of $3.14) from godfather’s pizza or.

Pi day is observed annually on march 14 because 3, 1, and 4 are the first three digits of pi. Math enthusiasts around the world, from college kids to rocket scientists, celebrate pi day on thursday, which is march 14 or 3/14 — the first three digits of an.