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Sales Tax Calculator

Add tax, extract tax from a total, or find the rate — with quantity & discounts

Amount (before tax)

Enter a valid amount greater than zero.

Tax rate (%)

Enter a valid tax rate (0–100).

Tax amount ($)

Enter the tax amount paid.

Quantity

Discount (per unit)

Round to nearest cent

Total $0.00

Recent calculations

#	Mode	Subtotal	Tax	Total

Finance and Account

Calculate the sales tax on a purchase based on the sales tax rate and item price. Essential for businesses and consumers for accurate cost calculation.

Published

2025-07-06 00:00:00

Updated

2025-07-06 00:00:00

Author

Taylor Bennett