Sal from Khan Academy works through polynomial factoring and multiplication problems that involve geometric images. A tricky set of problems becomes easy with Sal's helpful instruction. Continue …

# Multiplication Videos

## Associative Property for Multiplication

Sal from Khan Academy explains the concept behind the associative proper for multiplication. Learn the definition of the term and how it can help you solve tricky multiplication fraction problems! Continue …

## Multiplying and Dividing Negative Numbers

Sal from Khan Acadmey makes multiplying and dividing negative numbers simple by explaining the basic rules behind the concept. Soon you'll realize that multiplying and dividing negative numbers isn't any more challenging than working with positive numbers! Continue …

## Solving Systems of Equations by Multiplication

Sal from Khan Academy explains how to solve systems of equations by multiplication. Using the simple technique of elimination, you'll find the values of X and Y before you know it! Continue …

## Multiplication of Rational Numbers

Sal fom Khan Academy takes you through several examples of multiplying rational numbers. After multiplying these complicated fractions, take on a challenging word problem. Continue …

## Commutative Law of Multiplication

Sal from Khan Academy explains the principles behind the commutative law of multiplication. The concept sounds complicated, but Sal demonstrates that it's actually very simple! Learn how to simplify the expressions and put the law into practice. Continue …

## More on Matrix Addition and Scalar Multiplication

Sal from Khan Academy further explains matrix addition and scalar multiplication. A complicated topic becomes easier to understand with the help of Sal's clear explanations. Continue …

## Multiplication of Polynomials

Sal from Khan Academy demonstrates how to multiply polynomials. He gives tons of examples, and with all this practice you'll be an expert by the time he's through! Continue …

## Multiplication 3: 10,11,12 times tables

Sal from Khan Academy goes over the multiplication tables for numbers 10, 11, and 12. He explains the tables in a helpful way, and after this video you'll know all of your times tables! Continue …

## Multiplication 4: 2-digit times 1-digit number

Are you ready to move on to more difficult multiplication problems? Sal from Khan Academy demonstrates that you can already multiply two-digit numbers by one-digit numbers whether you know it or not! He explains the multiplication process so that you understand that you can multiply any number as long as you know your basic tables. Continue …