Mathispower4u
Write Linear Expressions and an Equation Application: Savings Plans
Turn expressions into equations with a statement of equality. Individuals view the step-by-step process of writing two expressions and then setting them equal to find a value that makes them equal. The equation has variables on both...
Teacher's Pet
Direct and Inverse Relationships
How can your class determine the relationship between experimental data? Learners discover how to express direct and inverse relationships through examples and sample problems in a video. The narrator takes data from tabular to graphical...
Fuse School
Uses of Limestone - Cement, Mortar, and Concrete
This rock is on a roll! Introduce young geologists and environmentalists to the many uses of limestone using the fifth installment in a series of seven. Illustrate the components and properties of cement, mortar, and concrete,...
Calculus Expert
Modeling the Equation of a Piecewise Defined Function from Its Graph
Build a function from pieces of other functions. Learners observe how to write a piecewise function from its graph with an instructive video. The video uses all notation and vocabulary related to piecewise functions, as well as...
Curated OER
Study Jams! Creating Equations from Word Problems
Word problems are full of information waiting to be deciphered. This animated video explains how to look for the important parts and how to translate those word cues into the correct signs. Go through a problem from start to finish and...
Khan Academy
Khan Academy: Algebra: Linear Equations: Age Word Problems 1
This video demonstrates how to solve word problems related to a person's age by setting up and solving equations based on the information given in the problem. There are two sample word problems. [7:14]
Khan Academy
Khan Academy: Algebra: Linear Equations: Age Word Problems 3
This video begins by finishing the final problem in the "Age Word Problems 2" video. Then it continues to demonstrate how to solve word problems related to a person's age by setting up and solving equations based on the information given...
Khan Academy
Khan Academy: Algebra: Equations and Inequalities
Video demonstrating how to write and solve equations and inequalities from real-world situations. Also included are examples of testing solutions to inequalities. This video is also found in the strand Algebra: ck12.org. [16:11]
Khan Academy
Khan Academy: Algebra: Age Word Problems 2
This video demonstrates how to solve word problems related to a person's age by setting up and solving equations based on the information given in the problem. There are two sample word problems. [9:57]
Khan Academy
Khan Academy: Algebra: Integer Sums
This video shows how to set up a linear equation to determine the value of unknown consecutive integers. There are two examples given that also demonstrate how to solve these equations. [9:56]
Khan Academy
Khan Academy: Algebra: Taking Percentages
This video demonstrates how to take the percent of a number. It also takes it further and demonstrates how to set up an algebraic equation in order to find what number when you take a certain percent from it gives you another number....
Khan Academy
Khan Academy: Algebra: Writing Proportions
This video demonstrates how to write a proportion by setting two ratios equal to each other. The video does not demonstrate how to solve the proportions, only set them up. This video is also found in the strand Algebra: Ratios and...
Khan Academy
Khan Academy: Algebra: Multi Step Equations
This video demonstrates how to solve multi-step equations. There are two sample problems where an equation is given and a third word problem that requires an equation to be written and solved. [15:01]
Khan Academy
Khan Academy: Algebra: Algebraic Word Problem
This video shows how to write and solve a multi-step equation based on an algebraic word problem. [8:02]
Khan Academy
Khan Academy: Algebra: Growing by a Percentage
This video demonstrates how to find the new value of a number after it grows by a given percent. It also shows to set up and solve an algebraic equation in order to determine the original amount before a certain number grows by a given...
Khan Academy
Khan Academy: Algebra: Word Problem Solving 3
A video that demonstrates how to write and solve equations for several different types of algebraic word problems. This is another percent example. This video is also found in the strand Algebra: ck12.org. [11:06]
Khan Academy
Khan Academy: Algebra: Sum of Consecutive Odd Integers
This video demonstrates how to set up a linear equation in order to find three consecutive odd integers that add up to 231. It also shows how to solve the equation. [4:33]
Khan Academy
Khan Academy: Algebra: Equations With Variables on Both Sides
A video that demonstrates how to solve equations with variables on both sides. The first two examples give the equation and the third example is a word problem in which an equation must be written and then solved. This video is also...
Loyola University Chicago
Math Flix: Generating Equations: Part 1
This QuickTime movie provides an opportunity to write an equation for a problem. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept. Must have Apple Quicktime for the...
Math Mammoth
Math Mammoth: How to Write Equations for Simple Word Problems: Examples
Models how to write and solve equations for several types of word problems. [5:03]
Math Mammoth
Math Mammoth: Beginning Algebra: Writing Equations for Word Problems
This lesson models how to write and solve linear equations for different types of word problems. [7:46]
Planet Nutshell
Planet Nutshell: Math Shorts: Writing Algebraic Equations
Planet Nutshell Math Shorts provide animated videos that explain various math topics. On this site students learn about writing algebraic equations.
Khan Academy
Khan Academy: Writing Proportional Equations
Writing an equation to describe the relationship between the number of scoops in an ice cream cone and the price.
Khan Academy
Khan Academy: Representing a Relationship With a Simple Equation
Students explore why we can represent the unknown mass problem as a simple equation.