Calculator
Invoice total calculator
Combine subtotal, discount, shipping and VAT into a final invoice amount.
Inputs
Invoice total calculator
Combine discount, shipping and VAT into a final invoice amount while keeping the taxable base transparent.
Data from WorkDaten invoice arithmetic · last checked 2026-04-04.
Pure arithmetic based on the values you enter. Confirm tax treatment and invoice wording separately.
Invoice total
€1,427.80
Final invoice amount after discount, shipping and VAT.
Discount value
€60.00
Taxable base
€1,180.00
VAT amount
€247.80
How it works
This calculator keeps the taxable base transparent by showing the impact of discounts, shipping and VAT separately before the final invoice total is displayed.
Example use case
Use it when a proposal already contains a commercial discount or separate shipping line, and you want a quick but structured view of the final invoice amount.
Frequently asked questions
Short answers to the questions people most often ask before relying on the page.
- What VAT rate should I use?
- Use the country page as your starting point, then choose the standard or reduced rate that matches the product or service.
- What is the difference between the VAT and reverse VAT calculators?
- The VAT calculator adds tax to a net amount, while the reverse calculator extracts the net base and VAT from a gross total.
- Does the invoice total calculator include discounts and shipping?
- Yes. It lets you combine discounts, shipping and VAT into one final customer-facing total.
- Can I rely on reduced rates automatically?
- No. Reduced rates depend on the product or service category and should be confirmed before invoicing.