# Definition of Odometer

An odometer is an instrument that records the distance travelled.

You usually find odometers on the instrument panel of a car. The instrument in the picture includes two odometers, surrounded by a speedometer (which shows the current speed of the car).

The top number $84061.3$ is the total distance travelled by the car. The bottom number is on the "trip odometer". It shows the total distance travelled by the car since the trip odometer was last reset.

### Description

The aim of this dictionary is to provide definitions to common mathematical terms. Students learn a new math skill every week at school, sometimes just before they start a new skill, if they want to look at what a specific term means, this is where this dictionary will become handy and a go-to guide for a student.

### Audience

Year 1 to Year 12 students

### Learning Objectives

Learn common math terms starting with letter O

Author: Subject Coach
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