Wedding Cake Serving Estimator

How to calculate cake servings?

Servings are calculated by determining the total surface area of the cake tiers and dividing by the standard slice surface area.

Formula: Servings = (Total Area / Slice Size) × Tiers

Using the estimator: an example

Example: A 3-tier round cake with an 8-inch average diameter using standard wedding slices.

Step-by-step calculation:

1. Calculate surface area per tier (approx 50 sq inches for 8" round)
2. Multiply by tier count (3 tiers = 150 sq inches)
3. Divide by slice area (2 sq inches per wedding slice = 75 servings)

Frequently Asked Questions

What is the difference between Wedding and Dessert portions?
Wedding portions are smaller, usually 1x2 inches.

Does tier height affect servings?
Standard calculations assume a 4-inch tall cake tier.

Should I include the top tier in my count?
Many couples save the top tier for their first anniversary, so exclude it if needed.