Calculators
Unit Price Calculator
Unit Price Calculator is part of Toolspire and is ready as soon as this page loads. A ₹250 pack of 5 costs ₹50 a unit. Two units at that rate cost ₹100. Run a second pack the same way and keep the lower price per unit.
On this page
What you can do here
Per unit, then a new quantity
You get the comparison figure and the cost of the amount you actually mean to buy.
Two decimals on purpose
Pack comparisons are often a few paise apart. Rounding to a rupee would make different packs look equal.
No unit conversion
500 g and 0.5 kg are not reconciled. Type both packs in the same unit or the cheaper one can look dearer.
The sequence
How to use the Unit Price Calculator
- 1
Use one unit for the whole comparison
If one label is 750 ml and the other is 1 litre, convert the litre to 1000 ml before you type it.
- 2
Put the shelf price in the first box
Use the price you would pay, after any offer you already understand. A “2 for” offer is the price of both packs and the quantity of both.
- 3
Run the second pack before you decide
The page holds one pack at a time. The lower price per unit is the better rate. Then read the detail for the quantity you need.
Worth knowing
- Unit Price Calculator on Toolspire: unit price = pack price ÷ units in the pack. ₹250 for 5 is ₹50.00 each.
- The detail prices the units you want at that rate. 2 × ₹50.00 is ₹100.00.
- Quantity must be greater than zero. A pack of zero units is rejected rather than dividing by zero.
- The display uses two decimal places, so a 3-for-₹10 pack shows ₹3.33 a unit, not a rounded rupee that hides the comparison.
The rate and the basket are different questions
The cheapest rate per unit is not always the right purchase. A lower price per kilogram on a 5 kg bag is a worse buy if you will throw half away. This page separates those questions: the headline is the rate, and the detail is what your chosen quantity costs at that rate. It does not know the product, the tax included in the shelf price, or a second pack. Compare by running each pack with the same unit.
FAQ
Questions about Unit Price Calculator
Where does Unit Price Calculator run?
How do I compare two pack sizes?
What is the unit price of ₹250 for 5?
Why two decimal places?
Does this add GST?
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