Negative number basics

7 videos
7 skills
What are negative numbers? When do we use them? Where do we find them on the number line? What is the "opposite" of a number? Let's learn what happens in the world below zero!

Negative numbers introduction

VIDEO 9:36 minutes
Mysterious negative numbers! What ARE they? They are numbers less than zero. If you understand the nature of below zero temperatures, you can understand negative numbers. We'll help.

Interpreting negative numbers

PRACTICE PROBLEMS
Practice explaining the meaning of negative numbers in different scenarios.

Negative numbers on the number line

PRACTICE PROBLEMS
Identify positive and negative integers on the number line.

Negative numbers and number line examples

VIDEO 3:08 minutes
Given a few negative numbers on a number line, let's see if we can determine what negative numbers are elsewhere on the number line.

Negative numbers on the number line without reference to zero

PRACTICE PROBLEMS
Practice more challenging problems where you identify positive and negative integers on a number line that doesn't have zero labeled.

Placing positive and negative decimals on a number line

VIDEO 1:15 minutes
These example exercises require us to interpret a number line in order to locate where our positive and negative decimals should be placed.

Decimals on the number line 3

PRACTICE PROBLEMS
Practice placing positive and negative decimal numbers on the number line.

Decimals and fractions on a number line

VIDEO 1:58 minutes
We're mixing it up by placing both fractions and decimals on the same number line. Great practice because you need to move effortlessly between the two.

Rational numbers on the number line

PRACTICE PROBLEMS
Practice placing positive and negative fractions and decimals on the number line.

Opposite of a number

VIDEO 3:12 minutes

Number opposites

PRACTICE PROBLEMS
Practice finding the opposites of numbers. Numbers are opposites when they're on opposite sides of the number line the same distance from zero.

Number opposites 2

PRACTICE PROBLEMS
Practice solving more challenging problems finding the opposites of numbers. Numbers are opposites when they're on opposite sides of the number line the same distance from zero.