Recently we held my boy 16th date of birth party. To do my life easy and serve a bunch of human being we chose on ordering pizza.

You are watching: How many slices on a medium pizza

Once again, we did not order enough pizza pies for the event! ns promised the this would be the critical time us ran out of pizza or were left with 10 pies too many.

I determined my very first quest would certainly be to seek the reality for a baffling inquiry that influence so countless people, namely: How plenty of pizzas come buy for a pizza party?

According to national surveys, the typical American spend 27 pounds of pizza a year….serving pizza is constantly a renowned food choice. If you are planning for a party or do the efforts to feeding a big group, how countless pizzas must you buy because that 10, 20, 30 people, or more?


I will display you exactly how to calculation how numerous pizzas come order so that your guests room satisfied and also happy.

This is our official pizza slice calculation!

Number of guests multiplied through 3 ( avg. Slices a human being eats) then divide that by 8 (avg slices ~ above a big pizza) = how many pizzas you should order.

Example: 20 guests X 3 slices each = 60 slices of pizza.

Divide 60 slices right into 18 and also you gain 7.5, therefore you have to order 8 pizzas.

Let’s dive into the pizza math:

First, you need to know how countless slices her pizza pie will certainly be cut into

Slices can vary between pizzerias and restaurants so it’s constantly wise to contact the establishment. A basic guideline: 6 slices per tiny (8-10”) pizza, 8 slices per 12 customs pizza (medium), and also a huge (which can selection from 14” come 18”) could have 8, 10, or even 12 slices.

See more: How Much Does A Book Weigh In Grams ? How Much Do Books Weigh

After you’ve referred to as your pizzeria and know how many slices they cut their pies into, then you can get an calculation of exactly how many human being they will certainly serve.

A little 10” pizza is normally reduced into 6 slices and serves 2-3 peopleA tool 12 inch pizza is normally cut into 8 slices and serves 3-4 peopleA huge 14” pizza cut into 8 slices and serves 3-5 peopleA huge 16” pizza reduced into 8 or 10 slices and also serves 5-6 peopleAn 18” pizza is normally cut into 10 or 12 slices and serves 6-7 people

Tip: If your pizzas are the common 8 slices, that renders each slice one eighth the a pizza. Frequently a hungry person can eat 3 slices, so below is a an easy equation:

X*⅜ = P 

where X is the variety of guests and also P is the number you must order

It is important to note that no two pizzas space alike. If you space opting for thin crust pizza, ring P approximately the nearest pie. Because that deep-dish, ring down. There are various other variables in play, prefer the diameter the the pie and the number of toppings and also the crowd. Does your crowd save on computer children, elderly, or those at sight hungry from sporting activities or various other activities?