# Pi Day

Pi Day recipes are prepared to mark Pi Day, a holiday to celebrate the mathematical constant 'pi'. Around the world, the day is celebrated on March 14, which is 3/14 in the mm/dd format (pi=3.14). The United States House of Representatives supported the designation of Pi Day in 2009.Pie is the main food on Pi Day.

The Pi Approximation Day is a sister-occasion celebrated on July 22, which is 22/7 in dd/mm format. The fraction 22/7 is a common approximation of Pi.

**Traditional Pi Day Food**

Almost all types of pies are prepared and eaten on this day. It is a common tradition to eat pie and discuss the relevance and significance of the constant Pi. Apple Pie, Black Raspberry Pie, Maple Pecan Pie, Coconut Cream Pie, Apple Pie and Pineapple Buttermilk Pie, to name a few, are some of the most widely prepared and relished pies on this holiday.

**Significance of Pi Day Preparations**

Pi Day recipes and food preparations revolve around the constant Pi and therefore pies are the preferred food as they are mostly made in a circular shape.

**Modern Pi Day Preparations and Variations**

Although the preparations have not changed much in the present times, they have become healthier than before. Artificial sweeteners are used instead of sugar and low-fat ingredients are preferred.

**Pi Day Dishes Trivia**

The Massachusetts Institute of Technology has a tradition of mostly mailing its application decision letters to prospective students for delivery on Pi Day. All major universities celebrate Pi Day with their unique Pi Day recipes and traditions.