Food

Pizza Party Calculator

Work out how many pizzas to order for your guests.

Calculated Output

Pizzas to order (pizzas) 4

Total slices (slices) 30

Formula: pizzas = ceil(people × slices per person ÷ slices per pizza)

Step-by-Step Breakdown

1. Values used:

2. Number of people = 10

3. Slices per person = 3

4. Slices per pizza = 8

6. Pizzas to order = 4pizzas

7. Total slices = Number of people x Slices per person = 10 x 3 = 30slices

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The math behind it

Total slices = people × slices per person. Pizzas = total slices ÷ slices per pizza, rounded up.

10 people × 3 slices ÷ 8 slices/pizza → 4 pizzas (30 slices).

How many slices per person?

Plan ~3 for adults with average appetite; 2 for light eaters, 4+ for big eaters.