🍕 Pizza Calculator
Estimate how many pizzas to order based on guest count, appetite level, and slices per pizza.
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How many slices per person?
Plan 3 slices per adult on average. Hungry guests will eat 4. Most large pizzas have 8 slices.
Ordering tips
Round up — leftover pizza is rarely wasted. Mix at least one vegetarian option for groups of 8+.
Pizza portions for 10, 20, 50, and 100 people
| Guests | Normal serving | Hungry crowd |
|---|---|---|
| 10 guests | 5 large pizzas (33 slices) | 5 large pizzas (40 slices) |
| 20 guests | 9 large pizzas (66 slices) | 10 large pizzas (80 slices) |
| 50 guests | 21 large pizzas (165 slices) | 25 large pizzas (199 slices) |
| 100 guests | 42 large pizzas (330 slices) | 50 large pizzas (397 slices) |
Frequently asked questions
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