Science360
Why we smile on Facebook - Finding Your Science
Political scientist James Fowler makes the connection between smiling profile pictures on Facebook and human evolution. Finding Your Science engages the greatest minds in science to share with you their passion, perspective and...
Brian McLogan
How to solve a basic rational expression with x in the denominator twice
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Curated Video
Introduction to Division
In this video, we explain the basics of division -- a way to split many objects into equal groups. You will also learn that we can think about this as repeated subtraction. And here are some fancy words for you to learn: dividend,...
Homeschool Pop
Division for Kids | Basic Math Learning Video
Learn about basic division in this math learning video for kids! You will learn what division is, how to use division in word problems and some really fun division facts! Great for grades 2, 3, 4 and even 5! ❤ Homeschool Pop? Join our...
Brian McLogan
Master How to solve a quadratic equation with two terms by factoring out the GCF
Master How to solve a quadratic equation with two terms by factoring out the GCF So what I'd like to do is show you how to solve a quadratic equation by factoring out the GCF. So basically, in this one, when factoring out the GCF, what...
Brian McLogan
Master Expanding Logarithmic Expressions using the rules of logarithms
Welcome ladies and gentlemen. So what I'd like to do is show you how to expand logarithmic expressions. Now expanding logarithmic expressions, what we're going to do is follow the rules of logarithms. And the rules of logarithms we have...
Brian McLogan
Master How to solve a quadratic equation by completing the square
So what I'd like to do is show you how to solve a quadratic equation and by completing the square. Now, typically, completing the square, we look into factoring. And if it's not factorable, we can use the quadratic formula. Now, a...
Brian McLogan
Solve a quadratic using the quadratic formula with complex answers
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Scholastic
Study Jams! Single-Digit Division
Learning the algorithm for long division is no easy task, but this resource helps to break the process into manageable steps. Beginning with an explanation of basic division vocabulary, this presentation goes on to model long division...
Curated OER
What are Some Words You Can Use to Write Word Problems?
The instructor makes several lists on the whiteboard. Get out notepaper and write these down. She is identifying words that indicate mathematical expressions and she is putting them into categories: addition, subtraction, multiplication,...
Curated OER
Basic Math: Lesson 6 - #8 - Division of Fractions
Dividing fractions! This clip begins with fraction circles described as parts of a whole, shows the actual fractions that represent the images, then defines what reciprocal means. Example problems employing the use of a reciprocal show...
Khan Academy
Multiplication Estimation Example, Multiplication and Division, Arithmetic
Are your students learning about solving word problems involving multiplication? If they are, then this video could be a perfect complement to your lesson. Sal shows students how to use rounding to estimate the product of a double-digit...
Curated OER
How Do You Figure Out a Percent of Change?
First identify the parts of the word problem. Next identify the variable, decide what formula to use, figure out the quantities, insert the quantities into the equation, and now solve. There are many parts to solving this word problem so...
Khan Academy
Multiplying and Dividing with Inequalities, Linear Inequalities, Algebra I
Things get a little more complicated in this video, which features Sal solving several inequality problems involving multiplying and dividing by positive and negative numbers. Additionally, he uses a few more kinds of notation to...
TED-Ed
Why Can't You Divide by Zero?
Why doesn't dividing by zero result in infinity? Scholars view an engaging TED-Ed video that describes why division by zero is not allowed. It explains how division is related to the multiplicative inverse, and why 1/0 cannot be equal to...
Curated OER
How Do You Figure Out a Percent of Change?
First, identify the parts of the word problem. Next, identify the variable, decide what formula to use, figure out the quantities, insert the quantities into the equation, and now solve. There are many parts to solving this word problem...
Khan Academy
Multiplying in Scientific Notation (Example), Pre-Algebra
Apply the concept of scientific notation to a word problem involving the rate of speed. Sal explains how to express the answer using scientific notation.
Curated OER
How Do You Rationalize a Denominator?
This tutorial video will show you how to get rid of that radical in the denominator and rationalize your fraction! Great for in-class or at-home use, this video could be used to supplement a lesson or clarify radicals, rationalizing, and...
Curated OER
How Do You Solve an Inequality Where You're Multiplying Positive Fractions?
Provide this video as additional instruction on how to solve inequalities when you need to multiply positive fractions. The focus of this video is on how to use the multiplication property of inequalities correctly. The lecturer explains...
Curated OER
How Do You Use a Proportion to Find What Percent a Part is of a Whole?
Percent of a number? Learn how to set this problem up as a proportion to solve. It's not as hard as you think.
Virtual Nerd
How Do You Use a Proportion to Find What Percent a Part is of a Whole?
Percent, parts, whole, how do these pieces fit together to solve a percent problem? Follow along as the instructor shows how to set this up as a proportion problem in order to solve it.
Curated OER
What's the Multiplication Property of Inequality?
Applying the multiplication property of inequality is just like working with linear equations. What is done on one side of the equation needs to be done on the other side of the equation. So this rule can be applied to inequalities. In...
Math TV
Math tv.com: Basic Mathematics: Mixed Numbers: Multiplication and Division
Students offer step-by-step solutions to math problems involving the multiplication and division of mixed numbers. In the left hand menu, click on Basic Mathematics, Mixed Numbers, Multiplication and Division.
Math TV
Math tv.com: Basic Mathematics: Mixed Numbers: Multiple Operations
Students provide step-by-step solutions to math problems involving the addition, multiplication, and division of mixed numbers. In the left hand menu, click on Basic Mathematics, Mixed Numbers, Multiple Operations.