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Profit Margin Calculator for Small Business

Enter last month's revenue and costs to get your gross margin, markup and operating margin. Then check the part most margin calculators skip: whether that profit is actually turning into cash you can spend.

Your last month (USD)

Sample numbers

Your result

Profitable but short on cashYou are making money on paper, but expected cash falls $5,000 short of bills due in 30 days. Collections and timing are the likely pressure point.
Gross profit
$19,000
Gross margin
67.9%
Markup on direct costs
211.1%
Operating profit
$4,500
Operating margin
16.1%
30-day cash surplus / shortfall
-$5,000
Overdue 30+ days, share of owed
100%
Cash cover of bills
0.29x
Profitable + healthy cash
Profitable + cash squeezed
Unprofitable + healthy cash
Unprofitable + cash squeezed

Price for a target margin

Price to charge

$100.00

Educational tool, not financial, tax or legal advice. Everything is calculated in your browser on this page: nothing is sent or stored, and there is no email capture. Do not enter card numbers, passwords or personal identifiers. The default numbers are the worked example from our guide, not real data.

How to calculate profit margin

Gross margin is (revenue − direct costs) ÷ revenue. Operating margin also subtracts operating expenses such as payroll, rent and software. For example, if you sell something for $100 that costs you $60 to deliver, your gross profit is $40 and your gross margin is 40%.

Margin vs markup

Markup is (revenue − direct costs) ÷ direct costs. The same $100 sale with a $60 cost is a 40% margin but a 66.7% markup. Margin is measured against the price, markup against the cost, which is why a 40% markup does not give a 40% margin. To choose a price for a target margin, divide your cost by (1 − margin): a $60 cost at a 40% margin needs a $100 price.

Profit vs cash flow: why they differ

Profit is what is left after costs on your income statement. Cash flow is money actually moving in and out of your bank account. A business can be profitable and still run short on cash when customers pay late or a large bill lands before the invoices behind it are paid. The calculator above compares your cash plus realistic collections with bills due in the next 30 days, so you can see the difference between profit and cash flow in your own numbers.

For a worked example, read Profitable but short on cash? How to tell which problem you actually have. More plain-language guides are in our resources for business owners.

Using a different currency

The calculator works in US dollars, euros, British pounds, Indian rupees, Australian, Canadian, New Zealand and Singapore dollars, UAE dirhams, South African rand, Swiss francs and Japanese yen. Changing the currency changes the symbol and number format only; it does not convert amounts, so enter all your figures in the same currency.

Profit margin calculator FAQ

What is a good profit margin for a small business?

There is no single good number, because it depends heavily on your industry and on whether you look at gross margin or operating margin. A better test is whether your margin is stable or improving against your own past months, and whether it leaves enough after costs to keep the business running.

What is the difference between margin and markup?

Margin is profit divided by the selling price. Markup is profit divided by your cost. A product that costs $60 and sells for $100 has a 40% margin and a 66.7% markup, so a 40% markup does not give you a 40% margin.

How do I find the price for a target profit margin?

Divide your cost by 1 minus the margin you want, written as a decimal. A $60 cost at a 40% target margin needs a price of $60 / (1 - 0.40) = $100. The price tool in the calculator does this for you.

What is the difference between gross margin and operating margin?

Gross margin only subtracts direct costs, the costs of making or delivering what you sell. Operating margin also subtracts operating expenses such as payroll, rent and software, so it shows what is left to run the business on.

Why can a profitable business still run out of cash?

Profit is revenue minus costs on paper. Cash is money in your bank account. If customers pay late, or a large bill is due before the invoices behind it are paid, you can be profitable and still short of cash. The calculator compares your cash plus realistic collections against bills due in the next 30 days.

Can I use a currency other than US dollars?

Yes. Pick a currency in the calculator and it shows the right symbol and number formatting. It does not convert between currencies, so enter every amount in the currency you choose.

Is the information I enter stored or sent anywhere?

No. Everything is calculated in your browser on this page. Nothing is sent or stored, and there is no email capture.

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