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Purchase Order Total Calculator

Procurement · Free tool

Purchase Order Total Calculator

What will this order cost in total? This calculator multiplies each line's quantity by its unit price and adds the lines into one purchase total. Office managers, buyers, and founders use it to check a quote or draft a purchase request before it goes for approval, without opening a spreadsheet.

Your entries stay in this browser. Use Fill example to see a finished page first.

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What this procurement tool gives you

The output shows the purchase total at the top and a table with each item, its quantity, unit price, and line total. Paste it into an approval request or print it as a backup to the purchase order, so the approver sees the arithmetic, not just the final figure.

What you enter

  • Currency: USD by default, or EUR or GBP
  • Item name for each line (optional; unnamed lines show as Item)
  • Quantity for each line
  • Unit price for each line, in your currency

Worked example

The tool's example has two lines. Laptop: 2 at $40 gives a line total of $80. Cable kit: 5 at $6 gives $30. The purchase total is $80 + $30 = $110. Adding a $15 shipping line with quantity 1 would bring the total to $125.

How is a purchase order total calculated?

Line total = quantity × unit price. Purchase total = the sum of all line totals.

Tax, freight, and discounts are not added automatically. If they apply, enter them as their own lines, for example a freight line with quantity 1. Quantity and unit price cannot be negative, and every line you start needs both.

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Tips before you use the result

  1. Check units of measure on the quote: a unit price per box versus per piece is the most common source of an order ten times too large.
  2. Add tax and shipping as separate lines so the approver sees them rather than discovering them on the invoice.
  3. Compare the total with your approval thresholds before submitting; splitting one order to stay under a limit usually breaks policy.
  4. Keep the printed output with the purchase order as a simple audit trail for the calculation.

Frequently asked questions

Does the purchase total include sales tax?

No. The tool only multiplies quantity by unit price and adds the lines. If tax applies, add it as its own line with the tax amount as the unit price and a quantity of 1. The same approach works for freight or handling fees. Negative prices are not accepted, so show a discount by lowering the unit prices instead.

How many lines can I add?

You can keep adding lines with the Add a line button. Each line needs a quantity and a unit price; the item name is optional and shows as Item if left blank. Lines you leave completely empty are ignored. The table lists every line in order.

What is the difference between a purchase order and an invoice?

A purchase order is the buyer's document stating what it intends to buy, in what quantity, and at what price. An invoice is the seller's request for payment after delivery. Matching the two, along with the receiving record, is how finance teams confirm they are paying for what was ordered.

Is my order list saved?

It is saved in this browser only, as you type, so an unfinished order is still there when you return. Nothing requires registering, and Clear wipes the list when you start the next order. Use Print to attach a paper copy to the order file.

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Results depend on the figures you enter; check them against your own records before you rely on them. Last updated: October 2026 · Kurums editorial team.