everyday-health Verified Precision Tool
Unit Price & Grocery Comparison Calculator
Compare product packaging deals to find the true lowest cost per unit, gram, or fluid ounce.
Mathematical Formula
Unit Price = Total Price / Quantity
Overview & Explanation
Unit pricing normalizes package prices to equal quantity measurements to identify true bargains.
How It Works
- Divides price by total package quantity.
- Compares unit prices side by side.
Practical Applications
- Grocery shopping comparisons.
- Bulk purchase evaluation.
Compare 500g ($5.99) vs 1000g ($9.99)
Determine which package size is cheaper per 100 grams.
1
Calculate Pack A cost per 100g
(5.99 / 500) * 100
= $1.198 per 100g
2
Calculate Pack B cost per 100g
(9.99 / 1000) * 100
= $0.999 per 100g
3
Compare savings
Pack B is 16.6% cheaper
= Pack B is Better Value
Frequently Asked Questions
Why are larger bulk packages not always cheaper?
Retailers sometimes apply promotional discounts to smaller sizes, making unit pricing essential.
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