Instructional Video8:35
Curated OER

How Do You Solve a Rational Equation With an Extraneous Solution?

8th - 10th
You've got some algebraic fractions in an equation and their denominators are all different. Well, first you need to strategize. Then find the excluded values that make your denominator equal zero because we know the denominator cannot...
Instructional Video8:27
Curated OER

How Do You Solve a Rational Equation With Binomials in the Denominator?

8th - 10th
You've got some algebraic fractions in an equation and their denominators are all different. Well, first you need to strategize. Then find the excluded values that make your denominator equal zero because we know the denominator cannot...
Instructional Video1:52
Curated OER

How Do You Multiply Two Rational Expressions?

8th - 11th
Before doing any kind of multiplication, first see if the terms can be reduced. Otherwise the values after multiplying can be very large and would need to be reduced anyway to simplest terms. So check out how to factor the given rational...
Instructional Video3:26
Curated OER

How Do You Multiply Quotients of Monomials by Canceling Factors?

8th - 11th
Multiply algebraic fractions. But first cancel or reduce the numerators and denominators, then do the multiplying. Cancel out the common factors in these monomials. It is always a good idea to reduce as much as possible before...
Instructional Video0:58
Curated OER

What's a Divisor in a Rational Expression?

8th - 10th
Divide, dividend, divisor? Will the real divisor please stand up? How do you know which part of a division problem is the divisor when you have a rational expression of algebraic fractions? Just remember it's the second number or the one...
Instructional Video1:01
Curated OER

What's a Dividend in a Rational Expression?

8th - 11th
In a rational expression the dividend is the number being divided. It's the expression that comes before the division sign.
Instructional Video1:10
Curated OER

What's the Least Common Denominator?

4th - 8th
Help your class take on the least common denominator by providing them with this informational video. The video gives a definition of the least common denominator and includes an example using two algebraic fractions. This is definitely...
Instructional Video1:46
Curated OER

What's the Least Common Denominator?

6th - 12th
Help your class take on the least common denominator by providing them with this informational video. The video gives a definition of the least common denominator and includes an example using 2 algebraic fractions. This is definitely a...
Instructional Video1:36
Curated OER

What's a Dividend in a Rational Expression?

6th - 12th
In a rational expression the dividend is the number being divided. It's the expression that comes before the division sign.
Instructional Video1:34
Curated OER

What's a Divisor in a Rational Expression?

6th - 12th
Divide, dividend, divisor? Will the real divisor please stand up?! How do you know which part of a division problem is the divisor when you have a rational expression of algebraic fractions? Just remember it's the second number or the...
Instructional Video4:42
Curated OER

How Do You Divide a Rational Expression by a Polynomial?

6th - 12th
Simplifying this polynomial rational division expression is not as complicated as it looks. Don't get me wrong, there are a lot of steps involved, but you can follow the instructor and learn the steps. I'm sure you already know how to do...
Instructional Video1:24
Curated OER

What's a Rational Expression?

6th - 12th
A rational expression has a polynomial in the numerator as well as a polynomial in the denominator. The instructor writes out an example for you to see.
Instructional Video
Sophia Learning

Sophia: Simplifying Algebraic Fractions

9th - 10th Standards
This lesson explains the concept of reduction in the number of terms, number of operations, and degree of terms in a rational expression. Students can watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Simplifying Algebraic Fractions

9th - 10th Standards
This lesson explains the concept of reduction in the number of terms, number of operations, and degree of terms in a rational expression. Students can watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Simplifying Algebraic Fractions

9th - 10th Standards
This lesson explains the concept of reduction in the number of terms, number of operations, and degree of terms in a rational expression. Students can watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Multiplication Property of Rational Expressions: Lesson 2

7th - 8th Standards
This lesson explains the setup for rational expressions when you'd like to multiply expressions. It is 2 of 5 in the series titled "Multiplication Property of Rational Expressions."
Instructional Video
Sophia Learning

Sophia: Multiplication Property of Rational Expressions: Lesson 3

7th - 8th Standards
This lesson explains the setup for rational expressions when you'd like to multiply expressions. It is 3 of 5 in the series titled "Multiplication Property of Rational Expressions."
Instructional Video
Sophia Learning

Sophia: Multiplication Property of Rational Expressions: Lesson 5

7th - 8th Standards
This lesson explains the setup for rational expressions when you'd like to multiply expressions. It is 5 of 5 in the series titled "Multiplication Property of Rational Expressions."
Instructional Video
Sophia Learning

Sophia: Multiplying Algebraic Fractions: Lesson 10

9th - 10th Standards
This lesson will walk you through the steps and rules for multiplying two rational expressions to get a third rational expression. It is 10 of 10 in the series titled "Multiplying Algebraic Fractions."
Instructional Video
Sophia Learning

Sophia: Multiplying Algebraic Fractions: Lesson 2

9th - 10th Standards
This lesson will walk you through the steps and rules for multiplying two rational expressions to get a third rational expression. It is 2 of 10 in the series titled "Multiplying Algebraic Fractions."
Instructional Video
Sophia Learning

Sophia: Multiplying Algebraic Fractions: Lesson 3

9th - 10th
This lesson will walk you through the steps and rules for multiplying two rational expressions to get a third rational expression. It is 3 of 10 in the series titled "Multiplying Algebraic Fractions."
Instructional Video
Sophia Learning

Sophia: Multiplying Algebraic Fractions: Lesson 5

9th - 10th Standards
This lesson will walk you through the steps and rules for multiplying two rational expressions to get a third rational expression. It is 5 of 10 in the series titled "Multiplying Algebraic Fractions."
Instructional Video
Sophia Learning

Sophia: Multiplying Algebraic Fractions: Lesson 7

9th - 10th Standards
This lesson will walk you through the steps and rules for multiplying two rational expressions to get a third rational expression. It is 7 of 10 in the series titled "Multiplying Algebraic Fractions."
Instructional Video
Sophia Learning

Sophia: Simplifying Algebraic Fractions: Lesson 2

9th - 10th Standards
This lesson explains the concept of reduction in the number of terms, number of operations, and degree of terms in a rational expression. It is 2 of 6 in the series titled "Simplifying Algebraic Fractions."