Instructional Video6:12
Curated OER

How Do You Subtract Like Terms?

6th - 12th
Subtracting like terms, combining like terms, simplifying an expressions all refer to the same thing. The teacher explains two different methods of simplifying this subtraction expression.
Instructional Video2:30
Curated OER

How Do You Divide Monomials Using Quotient of Powers?

6th - 12th
Help your mathematicians learn how to find a quotient through dividing monomials. They will also learn how to use the quotient of powers rule to simplify. Note: a great video to show to your remedial Algebra learners.
Instructional Video3:22
Curated OER

How Do You Multiply Binomials Using the Distributive Property?

8th - 9th
Check this out. Multiply binomials using the distributive property. It's really not that difficult to do. Watch this video as the instructor illustrates the steps to distribute, and then combines the like terms to simplify.
Instructional Video5:30
Curated OER

How Do You Subtract Polynomials Vertically?

7th - 9th
Subtract polynomials? Huh? First off, find the additive inverse of the number you are subtracting. Next, rewrite the polynomials one on top of the other. Make sure to line up the like terms and then write in placeholders. Now, add the...
Instructional Video4:12
Curated OER

How Do You Add Polynomials Vertically?

8th - 10th
The instructor demonstrates how to line up two polynomials vertically to add them together. She emphasizes lining up the terms with the same powers. She also identifies some places where there is no term and shows how to write a...
Instructional Video3:35
Curated OER

How Do You Subtract Radicals with Like Radicands ?

8th - 11th
Subtract the given radicals. Not so difficult really! If the radicals are like terms, then it's as simple as combining the coefficients. Yes, it's really that simple.
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 Video3:12
Curated OER

How Do You Solve an Equation with Variables on Both Sides and Grouping Symbols?

7th - 10th
This equation with a variable on both sides and parentheses on both sides seems like it will be hard to solve. Don't despair! It's not as complicated as you might think. Just use the order of operations and take it one step at a time.
Instructional Video6:49
Curated OER

How Do You Use an Equation with Consecutive Numbers to Solve a Word Problem?

8th - 9th
Mrs. Jenkins has five children. How old is each one of them? A big word problem with lots of numbers to figure out. Show this video to your class! The more exposure your learners have to word problems, the more comfortable they will be...
Instructional Video1:27
Curated OER

How Do You Multiply a Monomial by a Polynomial?

6th - 12th
The instructor gives an example of how to multiply a monomial times a trinomial. She explains verbally what she is doing but does not write each multiplication step on the board.
Instructional Video4:31
Curated OER

How Do You Solve a Word Problem by Writing an Equation and Plugging in Values?

6th - 9th
There are a lot of moving parts in this word problem. There are three variables, and then there's writing out an equation. Oh my! The best thing to do is watch this video and take some good notes as the teacher explains each and every...
Instructional Video4:24
Curated OER

How Do You Add Variables that Are the Same?

6th - 12th
The teacher explains that adding many variables that are the same is like multiplying them. She writes one example using whole numbers and one example with variables.
Instructional Video3:51
Curated OER

What's the Standard Form of a Polynomial?

6th - 12th
The teacher explains how to write a polynomial in standard form. She first explains standard form and then shows several examples. A couple of expressions were not in standard form and I would have liked to see her rewrite these...
Instructional Video2:03
Curated OER

How Do You Multiply a Monomial by a Polynomial?

6th - 12th
The instructor gives an example of how to multiply a monomial times a trinomial. She explains verbally what she is doing but does not write each multiplication step on the board.