Instructional Video3:46
Curated OER

How Do You Find the Rate of Change Between Two Points in a Table?

6th - 9th
Given a table of values, find the rate of change. First, set up the given table, and identify the values that will be used to calculate the change. Of course, there is a formula. So use the formula to solve the problem. Still confused?...
Instructional Video2:24
Curated OER

How Do You Figure Out the Time Traveled if You Know Distance and Speed?

6th - 9th
Yes, it's a word problem, but you know the formula for distance, d=rt. The word problem here gives you two values so all you have to do is plug them into the correct place and solve. Don't forget to use the division property of equality...
Instructional Video5:14
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How Do You Write and Solve an Equation From a Word Problem?

6th - 10th
How much does Mariana get paid? This word problem is not so simple because Mariana gets paid two different rates for different numbers of hours babysitting. So, there are a few steps to solving this problem. The instructor will define...
Instructional Video6:54
Curated OER

How Do You Write a Whole Number Given in Words in Standard Form and in Expanded Form?

3rd - 5th
You are given a number that is written out in words, you have to write it in numerical form, and then you have to write it in expanded form. The teacher helps you identify the period values and the place values to write the words in...
Instructional Video4:22
Curated OER

What Are Some Words We Use To Write Inequalities?

7th - 9th
Prepare your learners to comprehend word problems that involve different types of inequalities. This tutorial provides an overview of the common phrases used to describe compound inequalities and absolute value inequalities. With this...
Instructional Video2:30
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How Do You Solve a Word Problem by Multiplying Binomials?

8th - 11th
Find the area of several rectangles that have been given monomial values. When the rectangles are put together, the sides are added together to form a binominal value. Now use the formula for area to multiply the two binomials. Use the...
Instructional Video5:49
Curated OER

How Do You Use a System of Linear Equations to Find Coordinates on a Map?

6th - 8th
It seems like a pretty complicated word problem in which Batman is trying to locate the Riddler. The instructor does a good job of setting up the two equations that will help Batman locate the Riddler. Two equations? Yes, a system, and...
Instructional Video3:05
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How Do You Solve a Word Problem Using the Direct Variation Formula?

8th - 11th
Have your class figure out how much "Teddy" weighs on the moon and how to translate words into algebra! This video shows pupils how to take a word problem, and then solve it using the direct variation formula and given information. Great...
Instructional Video6:14
Curated OER

How Do You Solve a Word Problem Using an AND Compound Inequality?

8th - 11th
This looks like a big word problem. There are four known values and you have to find one unknown value. How are you going to write out this inequality to solve it? Do you know what a compound inequality is? An inequality with an 'AND' or...
Instructional Video6:47
Curated OER

How Do You Solve a Word Problem Using Two Equations?

8th - 11th
Two equations and two unknown variables in a word problem. Don't cry! Follow the instructor through these nine steps to find the solutions. Identify the variables, write the equations, solve for one of the variables, use the substitution...
Instructional Video3:55
Curated OER

What's an Example of a Word Problem That Has a System of Linear Equations with Infinite Solutions?

8th - 11th
How can a math problem have an infinite number of solutions? No way! There has to be just one answer. Follow along as the instructor walks you through this explanation and shows you how a math problem can have an infinite number of...
Instructional Video6:27
Curated OER

How Do You Solve a Word Problem Using the Elimination by Subtraction Method?

8th - 11th
Use word problems to teach systems of equations! The instructor in this video demonstrates how to solve a word problem using a system of equations and the elimination by subtraction method. She goes through each step, carefully...
Instructional Video7:43
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How Do You Find the Probability of a Complement and a Probability for Consecutive Years?

9th - 12th
Probability, place, and time. There is a lot going on in this real-world word problem. I highly recommend watching this video to see how the instructor sorts out and sets up all the information to solve this problem. Take notes and pay...
Instructional Video3:27
Curated OER

How Do You Find the Area of a Rectangle Whose Sides are Binomials?

8th - 11th
The teacher uses a diagram to set up her initial equation to reflect the changes being made to a garden plot. She has a good explanation of how she got her equation. Then she works through the steps to solve the equation.
Instructional Video3:31
Curated OER

How Do You Solve a Word Problem Using a Two-Step Equation with Decimals?

6th - 9th
A word problem with just one variable. Definitely doable! Identify all the components in this word problem then write an equation. Now solve it using the properties of equality.
Instructional Video6:49
Curated OER

How Do You Use an Equation with Consecutive Numbers to Solve a Word Problem?

8th - 9th
Mrs. Jenkins has five children. How old is each one of them? A big word problem with lots of numbers to figure out. Show this video to your class! The more exposure your learners have to word problems, the more comfortable they will be...
Instructional Video3:58
Curated OER

How Do You Solve a Word Problem Using Unit Rates?

6th - 8th
Here's a real-world word problem. It involves walking for a certain amount of time. There are some given values to use. So take the given values, set up the ratio and then convert that to a unit rate value. Now use this unit rate to get...
Instructional Video0:03
Curated OER

How Do You Use the Formula for Simple Interest?

6th - 9th
I=prt is the formula for simple interest. What does each variable represent? I =interest, p =amount originally invested, r =rate of interest (usually in percent), t =time. Now all you have to do is plug in the numbers and do the...
Instructional Video5:15
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How Do You Solve an Opposite-Direction Travel Problem?

8th - 11th
The quintessential word problem that makes everyone scream and run away. But wait, come back! Time, distance, when will they get there? You are really only working with one formula: distance= rate times time. You can do this. View this...
Instructional Video6:42
Curated OER

How Do You Solve a Word Problem with Exponential Growth?

8th - 11th
Does this word problem describe exponential growth? Is something increasing? Is it increasing at a constant rate? How much is it increasing? Use the function formula for exponential growth to figure out this problem.
Instructional Video0:04
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How Do You Write an Equation From a Word Problem?

6th - 9th
Word problems. Raise your hand if you love word problems! Don't see any hands raised? Watch this video as the teacher demonstrates how to identify the variables and match them up with given values in the word problem. Then she writes an...
Instructional Video4:31
Curated OER

How Do You Solve a Word Problem by Writing an Equation and Plugging in Values?

6th - 9th
There are a lot of moving parts in this word problem. There are three variables, and then there's writing out an equation. Oh my! The best thing to do is watch this video and take some good notes as the teacher explains each and every...
Instructional Video0:03
Curated OER

How Do You Turn a Simple Expression into Words?

7th - 10th
Being able to translate words into a mathematical expression is an important skill, but being able to go the other way is just as crucial. Watch as the teacher takes a simple algebraic expression and demonstrates how to translate that...
Instructional Video4:51
Curated OER

How Do You Turn a More Complicated Expression into Words?

8th - 9th
Given an algebraic expression, write a word problem. Usually it's the other way around where you have a word problem and need to write an algebraic expression. But, this is a good skill to have because it would mean that one has a good...