Find the tax amount and total price in seconds. Enter the original price and the tax rate to see an itemized breakdown.
Calculate Sales Tax & Final Price
Formula:
Tax Amount = Original Price × (Tax Rate ÷ 100)
Total Price = Original Price + Tax AmountSales tax is a consumption tax added at checkout. Rates vary by country and region. Knowing how to compute it helps you budget accurately and avoid surprises.
This calculator shows the tax amount and your final total instantly. It also supports reverse tax when you only know the final price.
Tax = Price × (Rate ÷ 100)
Note: Some countries use VAT/GST instead of sales tax. The arithmetic is the same, but exemptions and inclusions may differ.
Electronics: $500 laptop at 8.5% tax
Result: $542.50 total
Groceries: $75 at 6% tax
Result: $79.50 total
Vehicle: $25,000 at 7.25% tax
Result: $26,812.50 total
Restaurant: $120 at 9% tax
Result: $130.80 total
Multiply the price by the tax rate and divide by 100. Then add the tax to the original price.
Tax = Price × (Rate ÷ 100). Total = Price + Tax.
Reverse tax: Tax = Total − Original. Then Tax Rate = (Tax ÷ Original) × 100.
Yes. Sum item prices first, then apply the tax rate to the subtotal. Some items may use different rates.
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