Everyone knows what pi is, right?

Its the ratio of a circles circumference to its diameter, expressed as the number 3.14.

The long version is 3.14159265358979323846264 et cetera to infinity.

A man bites into a whole pie of pizza at a restaurant.

Tina Russell/The Penny Hoarder

What could be simpler than that?

Well, a good tasty bargain would be simpler.

Hey, thats Friday!

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You dont need to be a math nerd to grab these deals, but dont dawdle.

Unless otherwise specified, these discounts are good only on Thursday.

7-Eleven and Speedway

OK, so our first one isnt actually a pizza place.

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you’re able to also get the deal on the7NOWdelivery app.

The deal is in-restaurant only.

The deal is dine-in only and comes with a minimum $25 purchase.

The deal is good in-store or online Friday with the code PIDAY.

Sign up to become a member on or before Friday to get the deal.

Then, design your board.

Showcase them on social media with the tag @PizzaHut.

You have to be a Round Table PizzaRoyal Rewardsmember to get the discount.

But it has pizzas!

If youre aSchlotzskys Rewardsmember and who isnt?

you might a pizza or flatbread for $3.14.

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