Excel Formulas & Functions Explained | Learn the Basics Step by Step
In Day 15 of this Microsoft Excel course, you’ll learn the fundamentals of formulas and functions, which are the core of how Excel works.
This lesson explains how formulas are created, how functions simplify calculations, and how Excel automatically updates results when data changes. You’ll see how formulas help you save time, reduce errors, and analyze data efficiently.
You’ll learn:
What formulas and functions are in Excel
How formulas work using cell references
The difference between formulas and functions
Writing basic Excel formulas
Using simple built-in functions
Why formulas update automatically when data changes
By the end of this lesson, you’ll understand how Excel performs calculations and be ready to use formulas confidently in real spreadsheets.
This tutorial is ideal for:
Excel beginners
Office workers and students
Anyone working with numbers or reports
Users starting data analysis with Excel
📌 Core concepts • Beginner-friendly • Practical Excel skills
👉 Part of a complete Microsoft Excel & Office productivity course