FinanceFormula-based · Runs in your browser

VAT Calculator

Add VAT to a net amount or remove VAT from a gross amount.

Preparing saved example…

Inputs

Enter the values you know. Optional fields may be left empty.

Local save controls below
Required
Required
$
Required
%

Result

Updates as valid inputs change.

Calculated locally
Gross amount
Net amount
VAT amount

Saved locally, explained clearly

Drafts, calculations, scenarios, and workflow progress stay in this browser unless you export them.

Opening local database…

Calculation steps

Follow what happened from the selected formula to the displayed answer.

Show substituted values and intermediate working
Calculate current inputs to see the working.
  1. 1

    Formula selected

    The calculator uses the following formula or method.

    Add: gross = net × (1 + rate); remove: net = gross ÷ (1 + rate)

  2. 2

    Values entered

    Your values are placed into the calculation.

    Enter values to see what is used in this step.

  3. 3

    Result calculated

    The formula or method produces the following result values.

    Results will appear after a successful calculation.

  4. 4

    Answer formatted

    Displayed values are rounded and formatted using each output’s configured precision.

Scenario comparison

Save working scenarios, then select two or three to compare. Formula versions and inputs remain visible.

No scenarios saved for this calculator yet.

Recent calculations

Successful calculations are retained locally according to your privacy settings.

No local history for this calculator yet.

Data and privacy

How it works

Add mode starts with a net price. Remove mode starts with a VAT-inclusive gross price.

Input query strings and outputs

Use an input name in this page’s URL as ?name=value, and join additional inputs with &. Portable shared links may instead use the compact ?ac= state parameter.

Input query strings

3
  • ?mode= Calculation

    Choice · Required · Default: add · Accepted values: add, remove

  • ?amount= Amount

    Money · Required · Default: 100

  • ?vatRate= VAT rate

    Percentage · Required · Default: 20

Outputs

3
  • grossAmount Gross amount

    Currency · Primary output

  • netAmount Net amount

    Currency

  • vatAmount VAT amount

    Currency

Rate

Enter the correct VAT rate for the item and location.

Sources
  • No external reference is listed for this calculator. Its formula and variable definitions are shown above.
Limitations
  • Estimates use the rates, timing, and assumptions entered. Fees, taxes, lender rules, and future changes are included only where explicitly shown.