# Whole Numbers(KS2, Year 4)

## The Lesson

The whole numbers are the numbers: ## Whole Numbers As Counting Numbers

Whole numbers can be used to count a whole number of objects or say whether there are no objects at all. Note: Mathematicians usually call the numbers from 1 upwards (1, 2, 3...) counting numbers or natural numbers. If we include 0, this becomes the whole numbers.

## Whole Numbers on the Number Line

The image below shows the whole numbers on the number line. Note: The whole numbers are not found in between the numbers shown.

## What Whole Numbers Are

Whole numbers are integers that aren't negative.

## What Whole Numbers Are Not

Whole numbers are not negative (such as -1) and are not fractions (part of a whole number, such as ½ or 0.3).

## The Whole Numbers Are the Natural Numbers Plus 0

The whole numbers are the set of natural numbers with 0 included. If the natural numbers are: 1, 2, 3... The whole numbers are: 0, 1, 2, 3...
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