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Algebra: Substitution
The sixteen problems in this resource present opportunities for pupils to practice substituting into algebraic expressions. Scholars evaluate algebraic expressions for given values of the variables. In a few cases, class members need to...
Krista King Math
2-Step Problems
Introduce your classes to solving systems using familiar concepts. The video shows viewers how to solve a single-variable equation and then use that value to evaluate an expression. Using this two-step process introduces scholars to the...
Krista King Math
Decimal Equations
Extend your classes' understanding of solving equations by introducing decimals into the mix! Here, a video tutorial shows how to convert decimals to integers in an equation by multiplying by powers of 10. Shows three examples of...
Krista King Math
Radical Equations
Build an understanding of solving radical equations through an engaging video tutorial. Learners observe the steps of solving radical equations as the instructor works through two examples, including one with an extraneous solution.
Krista King Math
Fractional Equations
Teach the least common multiple approach to converting fractions to integers within an equation with a video tutorial that explains how to find the LCM of the denominators in the equation. The instructor then uses the LCM and the...
Krista King Math
Ratio and Proportion, Word problems
Combine several mathematics concepts as classes solve linear systems. After writing a system of equations involving a proportion, learners then solve the system. A video instructor uses the substitution method and must work...
Krista King Math
Ratio and Proportion
Teach your classes how to solve a simple proportion. A video tutorial explains the process of cross multiplying to solve a basic proportion. The instructor reinforces the meaning of a proportion by solving an example by inspection.
Brightstorm
Solving Proportions
Find out if the amount of practice is proportional to better test scores. The video explains the steps learners perform to solve a proportion. Supplemental videos show examples of solving proportions of varying difficulty, which helps...
National Education Association
Rates and Proportions
Clarify complex math concepts with a helpful video. Learners view ways to work with ratios and proportions while discussing vocabulary and notation. After solving proportions, they apply the new strategy to word problems.
Teaching Channel
Algebra Skills: Support at Every Step
"My biggest challenge in class is to get some students to put a pen to paper, because they don't want to make a mistake." Discover how two teachers are working to help special education students develop the skills they will...
Curated OER
How Do You Solve an Inequality Using Subtraction?
Use the subtraction property of inequality to solve this problem. It's just a one-step solution and then the instructor shows how to write the answer in set builder notation.
Curated OER
How Do You Solve an Inequality Using Addition?
Use the addition property of inequality to solve this problem. It's just a one step solution and then the instructor shows how to write the answer in set builder notation.
Curated OER
How Do You Find Missing Angles in a Triangle With Variables?
Are you working on finding the missing angles of triangles in your class? Consider this video. An instructor uses the triangle sum theorem to create an equation that helps her find the missing angles. She explains each step and writes...
Curated OER
How Do You Use the Solution from an Equation to Evaluate an Expression?
A quick demonstration of how to solve an equation and use that solution to determine another value, this tutorial video could be used in class or at home. The demo acts as a model for solving this type of problem. Have your pupils keep...
Curated OER
Example of Solving a Simple Multi-Step Equation
Solving algebraic equations can be a breeze when you know the right steps to follow. This video takes a simple equation and breaks it down into manageable chunks. Watching the process described in this manner should make this concept...
Curated OER
A Distance and Time Problem Example
Through solving a word problem involving a train, the learner in this video describes how to complete a time vs. distance equation. This would be a useful resource because it provides a step-by-step explanation of the process.
Curated OER
How Do You Solve a System of Equations Using the Substitution Method?
Watch this video to learn how to find the solution to a system of equations with the substitution method! A teacher will lead you through each step necessary, explaining her steps and the reasoning behind her decisions. After watching...
Curated OER
How Do You Use the Solution from an Equation to Evaluate an Expression?
A quick demonstration of how to solve an equation and use that solution to determine another value, this tutorial video could be used in class or at home. The demo acts as a model for solving this type of problem. Have your pupils keep...
Curated OER
How Do You Find Missing Angles in a Triangle With Variables?
Are you working on finding the missing angles in triangles in your class? Consider this video. An instructor uses the triangle sum theorem to create an equation that helps her find the missing angles. She explains each step and writes...
Curated OER
How Do You Solve a Two-Step Equation by Combining Like Terms?
The instructor demonstrates how to combine like terms as the first step in solving multi-step equations. She applies the rules of combining positive and negative numbers. Then she shows clear steps in solving the equation to find the...
Corbett Maths
Changing the Subject Advanced
Your task? Get the variable by itself. Simple enough, right? A short YouTube video shows viewers how to solve literal equations requiring multiple steps for a specified variable. The narrator works through several examples of the topic...
Corbett Maths
Changing the Subject
In some situations, it's just polite to change the subject. A short YouTube video describes how to solve literal equations for a specific variable, sometimes referred to as changing the subject in British classrooms. Young mathematicians...
Mathispower4u
How to Solve Linear Equations Graphically
Your graphing calculator can do lots of amazing things, even solve equations graphically. Young mathematicians learn to solve linear equations by using a graphing calculator. The informative YouTube video shows them how to apply the Zero...
Krista King Math
Abstract Fractional Equations
Viewers of this short video examine abstract equations with fractional expressions and learn to find a least common multiple to eliminate denominators. They then see how to manipulate the equation to isolate the variable of interest.