Complex Numbers in 10 Minutes: Add, Subtract, Multiply & Divide (Full Guide)

Confused by complex numbers? In this video you'll master every operation — addition, subtraction, multiplication, and division — with clear step-by-step examples that actually make sense. Whether you're seeing complex numbers for the first time or need a solid refresher before an exam, this guide breaks everything down from the basics (real numbers, imaginary numbers) all the way through to dividing complex numbers using the conjugate method. ⏱ CHAPTERS 00:00 Introduction 00:12 What are complex numbers? 00:26 What is a real number? 00:32 What is an imaginary number? 01:03 Examples of imaginary numbers 01:46 Examples of complex numbers 02:00 Adding complex numbers 04:23 Subtracting complex numbers 06:55 Multiplying complex numbers 09:27 Dividing complex numbers 📌 WHAT YOU'LL LEARN ✔ The difference between real and imaginary numbers ✔ How to write and identify a complex number (a + bi form) ✔ Adding and subtracting complex numbers (combine like terms) ✔ Multiplying complex numbers using FOIL ✔ Dividing complex numbers using the conjugate ✔ Worked examples for every operation 🔔 Subscribe and hit the bell so you never miss a new math lesson! #ComplexNumbers #ImaginaryNumbers #Algebra #Math #MathHelp #Precalculus