Vietnam VAT GST Sales Tax Calculator
Free Vietnam vat gst sales tax calculator with country-specific defaults and clear step-by-step results.
About Vietnam VAT GST Sales Tax Calculator
Computes VAT/GST/sales tax on a price, and can work backwards from a tax-inclusive total to find the pre-tax base.
Formula
Formula
Total = base × (1 + rate) or Base = total / (1 + rate)
Worked example
With the default values below, Vietnam VAT GST Sales Tax Calculator returns Tax Amount of ₫10.00. Change any input above and every figure here is recalculated in your browser.
Inputs used
- Price Before Taxminimum 0 VND
- 100 VND
- VAT / GST / Sales Tax Rateaccepts 0–100 %
- 10 %
- Include Tax in Price
- No
Results
- Tax Amount
- ₫10.00
- Total Price
- ₫110.00
- Base Price
- ₫100.00
Step by step
- 1Values used
- 2Formula
- 3Tax Amount= $10.00
- 4Total Price= $110.00
- 5Base Price= $100.00
Assumptions and limits
- The result is derived only from the 3 inputs listed above. Anything not among them is not part of the calculation.
- In particular, this calculator does not take inflation, fees or charges or compounding frequency into account.
- Figures are rounded for display to 2 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
- Check the applicable Vietnam VAT/GST/sales-tax rate — rates vary by product and region.
How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.
Check the applicable Vietnam VAT/GST/sales-tax rate — rates vary by product and region.
Frequently Asked Questions
How does this calculator work?
Computes VAT/GST/sales tax on a price, and can work backwards from a tax-inclusive total to find the pre-tax base.
Are the figures specific to Vietnam?
Retailers and shoppers both need the tax-inclusive total and the pre-tax base to compare prices and invoice correctly.
Related Calculators
Vietnam specifics
- Currency
- ₫ VNDVietnamese Dong
- Region
- Asia
- Country code
- VN
- Amounts look like
- ₫1,234,568
- Dates look like
- Mar 9, 2026
- Units
- metricWeek starts Monday
In Vietnam, VND has no minor unit, so amounts are whole numbers.
Results on this page are expressed in VND (Vietnamese Dong). Figures are estimates for general planning — confirm current rates and thresholds with the relevant Vietnam authority before relying on them.