Khan Academy
Word Problem Solving 3
This video focuses on three word problems involving measurements, percentages, and expenditures. Sal shows how to translate word problems into solvable equations.
Khan Academy
Proportion Word Problem (Example 1)
This video elaborates on the basic concept of finding an unknown by analyzing a word problem and then applying one of the techniques seen in the previous video. Tip: Use this word problem as a warm-up before your math lesson.
Mathispower4u
Determine a Basic Piecewise Defined Function
Not all functions have the same equation throughout. Learners see a word problem that requires more than one equation to model the situation. The video from the Mathispower4u Algebra 1 series introduces the concept of piecewise defined...
Corbett Maths
Forming and Solving Equations
Age becomes a problem. Learners see how to set up and solve age word problems. The video goes through two examples of word problems relating the ages of people. The first example uses the relationship between the ages of two people and...
Mathispower4u
Find an Age Given An Average Age and Relationship Between Two Ages (Example)
Apply solving linear equations to averages. A helpful video presents an average age problem given two unknown ages. Pupils learn how to set up the problem from the given information. They see how the equation is reduced to a two-step...
Mathispower4u
Polynomial Subtraction Application - Length (Example)
Cut a piece of molding by subtracting polynomials. Pupils watch a video as the presenter works through an example of a word problem involving the subtraction of polynomials. The problem involves finding the remaining length of a piece of...
Mathispower4u
Direct Variation Applications
What would I weigh there? A video uses the relationship of the weight of an astronaut on Earth and the moon to create a direction variation equation. Using the created equation, pupils find the weight of any astronaut on the moon.
Mathispower4u
Linear Equations in Standard Form
Get in line to explore linear equations. Young mathematicians learn all about linear equations in standard form. An informative video covers writing equations in standard form, using the standard form to graph linear equations, and...
Corbett Maths
Loci Part 3
How do you use a scale drawing to find the region in a lake where a treasure is located? The narrator of a short video problem identifies three criteria to determine the location of the treasure. Using a compass and ruler, he determines...
Mathispower4u
Write and Simplify a Variable Expression for Age (ax+b)
Age is just a number. The resource develops a multi-step expression to represent a person's age. Using the video, the presenter creates expressions for the age of four different people that build upon each other. The final age requires...
Mathispower4u
Writing Basic Algebraic Expressions (Example 2)
Just how much farther? A helpful video provides an example in determining an algebraic expression involving distance traveled. Graphics provide an illustration to demonstrate how to find the remaining distance to travel given a known...
Math Antics
Finding a Percent of a Number
Use the knowledge of multiplying fractions to find a percent of a number. The video builds the process to find the percent of a number by recalling that the word of in fraction problems meant to multiply. Finding the percent of a...
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...
Brightstorm
Mixture Problems - Concept
Mix it up in math class! The video provides an equation hint to be able to setup mixture problems. Two problems are provided as examples on how to use the equation in order to solve mixture type word problems.
Calculus Expert
Sketching a Graph from a Story Problem
One of the beauties of mathematics is the ability to take words and turn them into symbols. The lesson uses a graph to tell a story, and translates a description of water changing temperatures into a graph. The instructor then reviews...
Calculus Expert
Equation Modeling
Do your learners tend to skip the word problems? Use a video to increase their confidence. It walks them through a volume/cost problem and writing the model in terms of just one variable.
Northeast Arkansas Education Cooperative
Translate Word Phrases and Sentences into Inequalities and Vice Versa
Many times, learners get frustrated because they feel like they have the tools to solve an algebra problem, but not the ability to turn the English into math. This presentation focuses solely on that skill, starting with basic algebraic...
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...
Curated OER
What are Equivalent Ratios?
Work through a word problem with the help of a video tutor. You'll learn how equivalent ratios are just like equivalent fractions. Write a ratio as a fraction, reduce each ratio, then determine if they are the same. It's as simple as that!
Curated OER
How Do You Find an Average?
How do you find an average of something? Watch this video and see how you can add up all your elements then divide by the number of elements you added up. So simple!
Curated OER
How Do You Determine Which Operations to Use in a Word Problem?
Word problems can be tricky. Lucky for you there are key words that can help you identify the operation needed to successfully complete any word problem. This tutorial helps you pick out key words and what those words indicate in terms...
Curated OER
How Do You Use the Fundamental Counting Principle to Count the Number of Outcomes in a Sample Space?
Sometimes all you need is an image to help solve a word problem. This tutorial shows how drawing picture can help you determine a correct number of possibilities with given data. You can also use the FCP or fundamental counting principle...
Curated OER
Subtracting in Word Problems
Here is a real-life subtraction word problem that not only shows how to analyze a word problem but thoroughly describes the subtraction process. This is a fantastic video perfect for introducing both subtraction and problem solving...
Khan Academy
Singapore Math: Grade 3a, Unit 2 (Part 2)
By working through word problems involving subtraction and using numbers in the hundreds, the instructor uses visual cues to help viewers understand how to solve the problem. The instructor's method for solving the problem involves...