Party Bag Calculator — Contents & Quantities
Calculate party bag contents and quantities for each child at your party.
Number of children
Items per bag
Amount in pounds sterling
Amount in pounds sterling
Amount in pounds sterling
Spare percentage as a percentage
How We Calculate This
This calculator works out party bag quantities, contents, and total cost.
Formula
- Total bags = children + spares
- Total items = total bags x items per bag
- Cost per bag = (items x cost per item) + bag + sweets
- Grand total = total bags x cost per bag
Frequently Asked Questions
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Last updated: February 2026
All calculations are estimates. Adjust quantities based on your guests and event type.