Ecommerce tool

Sales Tax Calculator

Work out the tax amount and total price with a simple tax rate input.

Start tool ← Back to home View ecommerce profit cluster

Instant useNo sign up, quick result.

Clear outputMade for fast practical checks.

Related next stepsJump to supporting tools after.

Calculator

Use the sales tax calculator

Add or remove sales tax from a price quickly.

Amount before tax

Tax rate (%)

Result: waiting for input

Enter your values to see the result.

How it works

Formula

Tax amount = amount × tax rate, total = amount + tax

Example

If an item costs £100 and tax is 8%, tax is £8 and the total is £108.

Frequently asked questions

Can I remove tax with this?

This version adds tax. Use the VAT calculator for VAT add/remove workflows.

Is this only for ecommerce?

No. It can be used for many everyday tax estimates.

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Tool guide

How to use the sales tax calculator

Add or remove sales tax from a price quickly. Use this page for a fast estimate, compare a few scenarios, and adjust the inputs until the result matches what you need to decide.

This tool also sits inside the CalcBeacon ecommerce and profit cluster. That makes it easier to find from category pages, related tools, and supporting guides when you want to compare options.

When it is usefulUse this tool when you want a fast estimate, want to compare options, or want a clearer answer before moving on.

Common mistakesCheck that your numbers use the same units, avoid leaving key fields blank, and test a second scenario so you can see how sensitive the final result is.

Next useful stepAfter using this page, compare the result with a related calculator or open the guide to check the number in context.

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