Reverse Sales Tax Calculator

$160.00 + 16% tax= $137.93 Original Price (before tax)

See exactly how we calculated the pre-tax price from your tax-inclusive amount. Our step-by-step breakdown shows the precise mathematics behind removing sales tax from a total price.

Quick Reference

Final Price (with tax)$160.00

Tax Rate (%)16%

Tax Amount$22.07

Original Price (before tax)$137.93

Calculation Steps

Final price with tax: $160.00

Convert tax rate to decimal: 16% ÷ 100 = 0.160

Calculate divisor (1 + tax rate): 1 + 0.160 = 1.160

Divide final price by divisor: $160.00 ÷ 1.160 = $137.93

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How It Works

To find the original price before tax, divide the tax-inclusive amount by (1 + tax rate as decimal). This calculator handles the math for you, showing each step of the process.

The Formula

Original Price = Final Price ÷ (1 + Tax Rate%/100)

Example Calculation

For a final price of $160.00 with 16% tax rate, divide $160.00 by (1 + 16/100) to get the original price of $137.93. The tax amount is $22.07.