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Reverse Tax Calculator — Find Pre-Tax Price from Total
Technical reference documents covering the formulas, methodology, and data behind Reverse Tax Calculator — Find Pre-Tax Price from Total. Use these to understand exactly how calculations are performed.
Reverse Sales Tax Formula — How It Works
The math behind reverse tax calculation — why dividing by (1 + rate) gives the correct pre-tax price, and the common mistake of multiplying by the rate.
Read doc →Sales Tax and VAT Terms Glossary
Plain-English definitions of sales tax and VAT terms — pre-tax price, tax-inclusive pricing, nexus, input tax credit, and more.
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