How to calculate the VAT on an invoice?

Updated on May 28, 2022

Table Of Contents

  1. What is VAT?
  2. How to easily calculate the VAT on an invoice?
  3. Price including VAT (all taxes included):
  4. Price before tax :
  5. Adding the VAT
  6. Base price plus VAT
  7. Recommendations
  8. Valencia, Spain

It is critical to have an invoice when making a purchase since it contains all of the pertinent details, including the total cost. This document must include the value-added tax. This has sparked a lot of debate. When it comes to calculating VAT on an invoice, we’ve got you covered.

What is VAT?

If you’re not familiar with the term, here’s an explanation of what it means: value-added tax.
Each product or service comes with a levy or surcharge that must be paid.

How to easily calculate the VAT on an invoice?

You need to know how this calculation is made because it is used frequently in the market. Whether you’re a business owner, a director, a want tobe entrepreneur, or just a citizen, this guide is for you. We’ll show you a few quick and easy ways to accomplish this.

Price including VAT (all taxes included):

In this case, you will be charged the full amount, as VAT is included in the price. When you purchase a product or products, the invoice will already include the name of the vendor. Pay attention to the price and the percentage amount if you want to compute it.

Divide the total by the VAT percentage to get started. Is this possible? It’s a straightforward process. It’s easy to figure out the VAT rate by dividing a price (in this case, €2,000) by 1,10, which equals 10%. This gives you the price without VAT, which is €1,818.18. Subtract €1,818.18 from the total invoice amount (€2,000) to arrive at the net invoice amount.

As a result, you’ll get €181.82, which suggests that the VAT should be included in the bill. If the VAT rate is 20%, you must multiply the percentage by 1.20. In this case, 1.15 is the answer. The goal is to increase the overall percentage by one.

Price before tax :

Excluding tax means there is no VAT to be paid on the purchase. The VAT must subsequently be determined. In the beginning, this may seem impossible. It will be much simpler, however, if all the numbers are in place. You must multiply the sales price before tax by the applicable VAT rate in order to determine the sales price after taxes.

However, how can you be sure that your price calculation, which includes VAT, is accurate? As simple as that is. As an example, let’s take a look at the invoice for €2,000 that includes VAT. VAT rate is 10% in this scenario, so you must add €181.82 to the price (€1,818.18) in order to avoid paying less than €1,818.18 without VAT.
This is a good approach to make sure you’ve done everything correctly.

Adding the VAT

As a result, you’d like to charge sales tax on a few things. In reality, it’s a lot easier than you think. These products’ basic prices must be multiplied by the percentage to arrive at this result. If the percentage is 10%, then double it by a factor of ten.

If the product costs €1,215 and the VAT is 10%, then the pre-tax price is €1,215 as well. You get €121.5 if you take €1,215 and multiply it by a factor of 10. In other words, the €121.50 figure is the VAT charge. You’re still not getting it? To make things clear, let’s use the previous example.

The price is €1,818.18 in this case, therefore let’s assume that the VAT rate is 10 percent. The VAT amount is €181.82 if you multiply €1,818.18 by 0.10 percent, which is €181.82.
The invoice price of €2,000 includes VAT, which is calculated as follows: €1,818.18 plus €181.82.

Base price plus VAT

The difference between the base price and the VAT can also be calculated. Product prices without VAT are multiplied by 1.10 in order to get the total cost of the item (adding the number 1 to the percentage). €1,818.18 multiplied by 1.10 equals €2,000.


Several methods for calculating VAT on an invoice have been demonstrated. We’ve already gone over the various ways you can accomplish this. Because of this, we advise independent contractors, sole proprietors, and directors to prepare ahead of time.

The key to maintaining accurate and solvent accounting is planning. In-Mobility is the best instrument for this computation, as there are numerous programmes, software, tools, or platforms available today. There is always value in learning how it works and the proper approach to compute it.