Instructional Video2:49
Curated OER

How Do You Solve an Inequality Where You're Multiplying Negative Fractions?

6th - 12th
Examine the multiplication property of inequality with this video. An instructor goes through a problem, detailing how to solve an inequality when you need to multiply negative fractions. She defines reciprocal and puts the final...
Instructional Video2:44
Curated OER

How Do You Solve an Inequality by Multiplying by a Positive Number?

6th - 12th
Instruct your pupils on solving inequalities by multiplying by positive numbers with this video. The video presents how to do just this in step-by-step fashion. A straightforward video, this could be used to supplement your lesson during...
Instructional Video2:43
Curated OER

How Do You Solve an Inequality by Multiplying by a Negative Number?

6th - 12th
Help your learners grasp inequalities with this video. A lecturer leads viewers through solving an inequality by multiplying by a negative number, citing the multiplication property of inequality and finishing with set notation. This is...
Instructional Video3:37
Curated OER

How Do You Solve a Multi-Step Inequality?

6th - 12th
Investigate inequalities with this instructional video. A lecturer presents an inequality that will take multiple steps to complete and works through the problem step-by-step, numbering and labeling each action she takes. This video is...
Instructional Video8:10
Curated OER

How Do You Multiply a Two-Digit Number by a One-Digit Number?

6th - 12th
The instructor uses diagrams to illustrate a model of how to multiply 3 times 26. Multiplication is a form of addition. She states that the larger rectangles represents 10 and the small squares have a value of one. She explains how to...
Instructional Video6:38
Curated OER

How Do You Do Long Multiplication?

6th - 12th
Multiplying multi-digit numbers without a calculator. First, make sure you align the numbers properly. It's not just about multiplying, but there's carrying numbers and adding numbers and placeholders. You can do it, just remember to...
Instructional Video3:23
Curated OER

How Do You Evaluate an Exponent?

6th - 12th
Identify the base, identify the exponent, write out the base the number of times indicated by the exponent. Then multiply the base as written out in expanded form. Finally simplify your answer and you will have just evaluated an exponent.
Instructional Video5:33
Math Playground

What is Prime Factorization?

4th - 5th Standards
A teacher describes how to find the prime factors of 525. She starts by describing how to use a factor tree to describe the factors of a number. Next, she uses increasingly difficult examples to illustrate this concept.
Instructional Video4:12
Math Playground

What is a Prime Number?

4th - 5th Standards
Review the characteristics of prime numbers. The narrator begins by defining factors and then goes on to explore the definition of prime numbers. This is a quick and easy way to review prime numbers.
Instructional Video7:07
Curated OER

How Can I Learn My Times Tables?

3rd - 4th
Help learners memorize their multiplication facts by showing them this presentation. Using a multiplication chart, the teacher explores some ways to understand the process and to memorize the facts. This is a useful tool to help your...
Instructional Video0:50
Curated OER

Multiplying Decimals

5th - 8th
See how easy it is to multiply decimals. This clip shows learners that when you multiply decimal numbers, you multiply the same as you would a whole number, then plug in the decimal point at the end.
Instructional Video2:09
Curated OER

Multiplication Tables

3rd - 5th
An instructor shows that with multiplication it is easier to multiply than to solve a problem through repeated addition. This is a very concrete example that shows both the reason and the rational behind multiplication.
Instructional Video6:44
Curated OER

How Do You Write a Whole Number Given in Standard Form in Expanded Form and in Words?

6th - 8th
The instructor does a good job explaining place value. She identifies each value and shows how to multiply the given number by place value to get it in expanded form. Once she has it in expanded form she demonstrates how to write it out...
Instructional Video3:29
Curated OER

What are Inverse Operations?

6th - 9th
Explore inverse operations. Video viewers watch as a teacher shows how to "undo" an operation by using the opposite operation. By the end, learners should grasp that addition is the opposite of subtraction and division is the opposite of...
Instructional Video1:36
Curated OER

How Do You Multiply and Divide Numbers with Different Signs?

5th - 8th
After multiplying integers that have positive and/or negative signs, how is the sign of the product determined? This is a foundation skill that your pupils should know like the backs of their hands. If you need to reinforce the rules of...
Instructional Video3:56
Curated OER

Multiplying Two Small Matrices

7th - 9th
This clip is intended to assist learners practice and assess matrices being multiplied. The tutor explains, identifies, and describes how to evaluate each matrix, he then shows how he multiplies them together. There are some steps that...
Instructional Video1:04
Curated OER

Multiplying by Zero

3rd - 6th
Dom and Edgar explain that no matter what you multiply by 0 will equal 0. They provide solid examples and a brief explanation.
Instructional Video0:53
Curated OER

Changing Mixed Fractions into Improper Numbers

5th - 8th
Bring home a math tutor for your budding math geniuses. Duane explains how to convert a mixed fraction into an improper number. This clip is helpful because he first draws what the mixed fraction represents and how it would look as an...
Instructional Video5:02
Curated OER

Functions: Multiplying and Dividing

8th - 12th
FOIL to solve! That's easy, if you know how. If you don't it's OK, you can watch this clip and watch as the tutor describes how he solves functions involving multiplication and division using the FOIL method and factoring. The notation...
Instructional Video7:22
Curated OER

Complex Numbers - Multiplying and Dividing

8th - 12th
Algebra In action! Watch the step-by-step process needed to multiply and divide complex numbers. The FOIL method is used to solve two different practice problems involving multiplication and multiplying by the conjugation is used to...
Instructional Video1:06
Curated OER

Multiplying Whole Numbers - Pre Algebra Help

3rd - 5th
This clip demonstrates the process by which an individual can multiply whole numbers. The numbers are stacked vertically then multiplied one at a time. Academic vocabulary is used throughout.
Instructional Video4:04
Curated OER

What are Inverse Operations?

6th - 12th
Explore inverse operations. Video viewers watch as a teacher shows how to "undo" an operation by using the opposite operation. By the end, learners should grasp that addition is the opposite of subtraction and division is the opposite of...
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.