Common Core Math Vocabulary

# Number Line - Definition with Examples

## What is a Number Line?

Number Line Definition: A number line is defined as a straight line with numbers placed at equal segments or intervals along its length. A number line can be extended infinitely in any direction.

The numbers on the number line increase as one moves from left to right.

## Representing Numbers on a Number Line

A number line can be used to represent both negative and positive integers.

Fractions and decimal numbers can also be represented on a number line.

## Number Line as a Teaching Tool

Number line is used to teach many math concepts like:

#### Addition:

#### Subtraction:

#### Multiplication:

The Complete K-5 Math Learning Program Built for Your Child