Reverse Sales Tax Calculator

$200.00 + 34% tax= $149.25 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)$200.00

Tax Rate (%)34%

Tax Amount$50.75

Original Price (before tax)$149.25

Calculation Steps

Final price with tax: $200.00

Convert tax rate to decimal: 34% ÷ 100 = 0.340

Calculate divisor (1 + tax rate): 1 + 0.340 = 1.340

Divide final price by divisor: $200.00 ÷ 1.340 = $149.25

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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 $200.00 with 34% tax rate, divide $200.00 by (1 + 34/100) to get the original price of $149.25. The tax amount is $50.75.