Mathagon

One Negative Factor

Two Negative Factors

Several Factors

Several Negative Factors

Negative Numbers in General

This bootcamp will teach you how you multiply by negative numbers. Watch this video to see why you need to learn this.

So far you have only worked with half the number line, but now you will use all of it. You've already learned most of what you'll need!

You can multiply negative numbers easily. Learn what happens when you multiply by a negative number, and how you can multiply 3 or more negative numbers.

Multiplying Negative Numbers

First, you will learn how to multiply by one negative factor. Watch this video to learn how.

How to Multiply by One Negative Factor

Next up is multiplication with two negative factors. Watch this video to find out how this works!

How to Multiply Two Negative Factors

Before you learn how to multiply several negative factors, you'll need to know how to multiply several positive factors.

How to Multiply Several Factors

Now, you'll learn how to multiply several negative factors. Watch this video to learn how it works.

How to Multiply Several Negative Factors

How to Multiply by Negative Numbers in General

Here is a more general approach to multiplying several negative numbers. Watch this video to find out!

Introduction

Learn how to use factorization of variable expressions to find common factors in the numerator and the denominator of a fraction, in order to simplify it.

Fractions and Factorization

How to Simplify Fractions with Variables

How to Multiply Fractions with Variables

How to Divide Fractions by Canceling

How to Add and Subtract Fractions with x in the Denominator

How to Factor Variable Expressions

How to Factorize and Simplify Fractions with Variables

How to Factorize Polynomials of Degree 3 and 4

How are Rational Expressions Simplified?