Have you ever followed a recipe to bake a cake? Step 1: Mix flour and sugar. Step 2: Add eggs. Step 3: Bake at 350°F. That’s an algorithm! In simple terms, an algorithm is a set of step-by-step instructions to solve a problem or complete a task.
Algorithms are all around us, especially in technology. When you search for something on Google, an algorithm decides which results to show. When Netflix recommends a movie, it’s using an algorithm to guess what you’ll enjoy.
Think of it this way: imagine you’re teaching a robot how to tie shoelaces. You’d need to break the process into clear, simple steps the robot can follow. That’s exactly what programmers do when they write algorithms for computers.
An algorithm must be:
- Clear and precise – Each step should be unambiguous.
- Finite – It should finish after a limited number of steps.
- Effective – It must do what it’s supposed to do.
There are different types of algorithms. Some sort numbers, some search for information, and others help make decisions. For example, an algorithm in your GPS finds the fastest route to your destination. Another one in your email filters spam.
Algorithms don’t always involve computers. Even a morning routine like: wake up, brush teeth, eat breakfast—is a human version of an algorithm!
As technology grows, algorithms are becoming more powerful and important. They’re used in AI, healthcare, finance, and more. Understanding how they work—even at a basic level—can help you better navigate our digital world.
Next time you solve a problem in steps, remember: you’ve just created your own algorithm!

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