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Crash Course
Correlation Doesn't Equal Causation: Crash Course Statistics #8
There's likely a strong correlation between watching the video and learning about causation. Scholars hear about different types of correlation and correlation coefficients through the informative YouTube video. They also see how...
Educreations
Using the Zero Product Property to Solve Quadratic Functions
The last step of solving a quadratic factoring problem is often the stumbling block for algebra learners. Setting each factor equal to zero and solving the mini-equations isn't an intuitive process to learners new to the zero...
Curated OER
How Do You Solve an Equation with Variables on Both Sides and Grouping Symbols?
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.
Khan Academy
Dividing Whole Numbers and Fractions: T-Shirts, Fractions, Pre-Algebra
There is no better way to present a math problem than within the context of a story. Sal explains how he divides a fraction to solve a word problem where he must determine how many shirts can be made with 48 yards of fabric. Problems...
Numberphile
How Pi Was Nearly Changed to 3.2
Were it not for a coincidence, Indiana might have legislated an incorrect value of pi. Scholars listen to a true story about how Indiana's House of Representatives wanted scholars in the state to learn that pi was equal to 3.2. A math...
Curated OER
How Do You Find the Minimum, Maximum, Quartiles, and Median of a Data Set?
The data sample comes from the number of glasses of water consumed each day by 15 students. You are trying to find minimum, maximum, median, and quartile from this data set. Minimum is the smallest number that occurs, while maximum is...
FuseSchool
Factorising Quadratics: Non-Monic
Factor quadratics in just a few easy steps. A short video shows how to factor quadratic expressions with a leading coefficient that does not equal one. The process here is to find factors of ac and then factor by grouping.
Virtual Nerd
How Do You Solve a Two-Step Equation by Distributing a Fraction First?
Are you stumped by having a fraction in front of the parentheses in an equation you are trying to solve? Never fear. Watch as the instructor shows you how to work your way through this equation starting with the distributive property and...
Curated OER
How Do You Solve an Equation with Variables on Both Sides?
So you have a variable on both sides of the equation. How do you solve this kind of equation? Just get like terms together on each side of the equation and then isolate that variable.
Curated OER
How Do You Find the Minimum, Maximum, Quartiles, and Median of a Data Set?
The data sample comes from the number of glasses of water consumed each day by 15 students. You are trying to find minimum, maximum, median, and quartile from this data set. Minimum is the smallest number that occurs, while maximum is...
Khan Academy
Example: Expressing Division in Multiple Ways, Arithmetic
Sal takes this word problem apart piece by piece to demonstrate how to divide 18 by two. He underlines important information, determines what he needs to do to solve the problem, and then writes 18/2, three different ways. This resource...
Khan Academy
A Clever Application of the Distributive Property to Solve a Multi-Step Equation
The instructor demonstrates how to use the distributive property to eliminate fractions in an equation. Remember to have learners plug their answers into the original equation to check their work.
Khan Academy
Example 4: Factoring Quadratics as a Perfect Square of a Difference: (a-b)^2
Introduce young mathematicians to the concept of factoring trinomials with perfect squares. This descriptive video provides a meaningful explanation of the factoring process. Each step is carefully written out in various colors during...
Khan Academy
Example 1: Factoring Trinomials with a Common Factor, Algebra II
Use division and factoring to determine the leading one coefficient. This presentation thoroughly explains how to factor a trinomial to determine its common factors.
Curated OER
How Do You Solve an Inequality With Variables on Both Sides?
A direct instructional video of how to solve an inequality when you have the same variable on both sides of the inequality sign, this resource could be used in class or at home.
Curated OER
How Do You Solve an Equation with Variables on Both Sides?
So you have a variable on both sides of the equation. How do you solve this kind of equation? Just get like terms together on each side of the equation and then isolate that variable.
Curated OER
How Do You Solve an Inequality With Variables on Both Sides?
A direct instructional video of how to solve an inequality when you have the same variable on both sides of the inequality sign, this resource could be used in class or at home.
Khan Academy
Khan Academy: Comparing Numbers of Objects
The video uses pictures to explain the concept of more than, less than, or the same as.