Figuring out what a business is worth is called business valuation. It's the process of putting a price tag on a company. This isn't just a guessing game; it's a crucial step for many business decisions.

Why would you need to know a company's value? You might be looking to sell the business, or maybe buy another one. Perhaps you need to attract investors, and they'll want to know what their stake might be worth. Valuations are also important for planning for the future, like in cases of divorce, estate planning, or bringing on a new partner.

Before diving into methods, it’s important to understand a few foundational ideas. The most critical is the time value of money. This principle states that money available now is worth more than the same amount in the future. Why? Because you can invest today's money and earn returns on it.

Imagine you have $100. If you invest it at a 5% annual interest rate, you'll have $105 in a year. That future $105 is only worth $100 today. This concept is fundamental to valuation because businesses are expected to generate cash over many years. We need a way to figure out what that future cash is worth in today's dollars.

In this formula:

• $FV$ is the future value of money.
• $PV$ is the present value.
• $r$ is the interest or discount rate.
• $n$ is the number of periods (like years).

There isn't one single way to value a business. Instead, professionals use several approaches, often using more than one to get a well-rounded picture. The three main methods are the asset-based, market, and income approaches.

Each approach offers a different lens through which to view a company's worth. Choosing the right one—or the right combination—depends on the business, the industry, and the reason for the valuation.

Now, let's check your understanding of these foundational concepts.

Understanding these core ideas—the why, the principles, and the approaches—sets the stage for learning the specific techniques used to calculate a business's true value.