Instructional Video4:01
Curated OER

How Do You Find a Rational Number Between Two Fractions?

6th - 12th
So do you really want to know how to find a rational number between two given fractions? The teacher explains how to average the two fractions to find a rational number between the two fractions. There are several steps involved in...
Instructional Video7:16
Curated OER

How Do You Simplify a Polynomial Over a Polynomial Using Opposite Binomial Factors?

6th - 12th
The teacher explains the many steps in simplifying a rational expression using opposite binomial factors. At first it seems complicated but if you follow along and watch out for your negative numbers you can learn how to simplify this...
Instructional Video6:11
Virtual Nerd

How Do You Divide Two Polynomials by Factoring and Canceling?

6th - 12th
The rational expression in this example is of a trinomial divided by a trinomial. Learn how to simplify this rational expression. The instructor demonstrates how to factor each trinomial and cancel the like terms to get it in simplest form.
Instructional Video2:18
Curated OER

How Do You Simplify a Fraction Over a Whole Number?

6th - 12th
Learn how to take a complex fraction and use the reciprocal rule of division to simplify the fraction.
Instructional Video1:16
Curated OER

What's an Improper Fraction?

6th - 12th
The instructor explains that an improper fraction is one in which the numerator is greater than the denominator.
Instructional Video7:16
Curated OER

How Do You Solve an Equation With Fractions With Different Denominators Using Subtraction?

7th - 9th
A detailed video tutorial on how to solve an equation with fractions with different denominators, this resource could prove to be a valuable tool. This video covers how to deal with fractions as well as how to solve an algebraic equation...
Instructional Video3:56
Curated OER

How Do You Turn a Fraction Into a Terminating Decimal?

6th - 9th
Writing a fraction is just another way of writing a division problem. Which means all fractions are then division problems. Fractions can be converted into decimal numbers by doing the division. This fraction can be converted into a...
Instructional Video2:24
Curated OER

How Do You Divide Monomials Using the Greatest Common Factor?

8th - 9th
Factor out the greatest common factor to simplify a rational expression. When the greatest common factor is divided out of the numerator and the denominator what is left is the rational expression in simplest form. Watch as the teacher...
Instructional Video1:10
Curated OER

What's a Complex Expression with Rational Expressions?

8th - 11th
The teacher defines a complex fraction. She writes an example on the whiteboard. She says that any fraction that additionally has another fraction in either the numerator, or the denominator, or both, is a complex fraction.
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 Video2:19
Curated OER

How Do You Convert a Mixed Expression To a Rational Expression?

8th - 10th
Given a monomial and a polynomial, rewrite the expression as a rational number. This is not as confusing as you might think. First is to make the monomial a rational number by giving it a denominator. Once that is done, numbers can be...
Instructional Video1:47
Curated OER

Why is it Called a Rational Expression?

6th - 12th
If your algebraic expression is a ratio of two polynomials then you have a rational expression. Find out what that might look like.
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
Loyola University Chicago

Math Flix: Compare Fractions With Same Denominators

Pre-K - 1st Standards
This QuickTime movie provides an opportunity to compare fractions with the same denominator. As you watch and listen to the teacher and students interact it helps clarify this concept.