In this O Level Math Lesson on Real Numbers, we’ll cover these topics. You’ll find video lectures for each lesson.

Lesson 1: Numbers on the Number Line

Lesson 2: Whole Numbers and Integers

Lesson 3: Four Operations of Negative Numbers

Lesson 4: Rational vs Irrational Numbers

## Lesson 1: Numbers on the Number Line

The first part of real numbers is to look at them on the number line. Hence, in this O Level Math lessons on real numbers, we look at how to represent real numbers on the number line.

## Lesson 2: Whole Numbers and Integers

Whole numbers and integers are part of real numbers. In this lesson, we look at whole numbers and integers in greater detail. We also cover on positive and negative integers.

## Lesson 3: Four Operations of Negative Numbers

Let’s talk about the four operations involving negative numbers in this lesson on O Level Math on real numbers.

## Lesson 4: Rational Numbers vs Irrational Numbers

In this lesson, we look at what are rational numbers vs irrational numbers.