Curated OER
How Do You Solve an Inequality by Dividing by a Negative Number?
With an enthusiastic instructor who writes clear steps on a whiteboard, this video demonstrates how to solve an inequality by dividing by a negative number. What makes this video stronger is the second part of the video, in which the...
Curated OER
How Do You Compare Integers Using a Number Line?
Use a number line to plot the given points to compare their value. The given numbers in this problem are both negative so remember that whichever number is furthest to the right is the larger value. Watch this short video and see how to...
Curated OER
What Are Some Words We Use To Write Inequalities?
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...
Curated OER
How Do You Solve a Decimal Inequality Using Division?
Divide decimals to solve this inequality! Learners can watch the instructor in this thorough video as she works through an inequality that contains decimals. This resource is appropriate for teaching, reinforcing, or reviewing the concept.
Curated OER
How Do You Figure Out if an Absolute Value Inequality is an AND or OR Compound Inequality?
The problem is to determine if a given inequality represents an AND or OR compound inequality. There has to be a way to make that determination. Well, one way is to graph it on a number line and actually see what happens. Do the lines...
Curated OER
How Do You Graph the Union of Two Inequalities?
Two given inequalities and you need to find the union. What is the union? Well, it just means that you need to show the graphs of the given inequalities on the same number line. Keep in mind, less than, greater than, and equal to, and...
Curated OER
What's a Compound Inequality?
A compound inequality is one in which inequalities are connected by AND or OR. The instructor demonstrates how to write each one of these inequalities in using set builder notation.
Curated OER
How Do You Solve a Word Problem Using an AND Compound Inequality?
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...
Curated OER
How Do You Solve an AND Compound Inequality by Rewriting as Two Inequalities?
What is a compound inequality? Most inequalities have two parts, one on each side of the inequality symbol. In this compound inequality there are two inequality symbols and three terms. Watch this video and learn how to solve this...
Curated OER
How Do You Graph the Intersection of Two Inequalities?
Intersection. Isn't that where paths cross? And so it is in math also. Observe the teacher as she draws a number line and plots two inequalities on it. She then explains how to get the intersection of these two lines. Then she draws...
Curated OER
How Do You Figure Out if a Square Root is Bigger than Another Number?
You have been given a square root and need to compare that to a decimal number to find out which one is bigger. How can you make that comparison? One way to do this is to find the square root of the square root number and then compare it...
Curated OER
How Do You Solve a Word Problem That Compares Two Complex Fractions?
Fractions, money, and a word problem? Write out an equation that has a fraction as the numerator of a fraction. Huh? Confusing? Don't give up! Watch the video as the instructor illustrates and explains how to solve this seemingly...
Curated OER
How Do You Solve a Word Problem That Compares Two Fractions?
Who made more money in the stock market, Brad or Ariel? Brad's stock went up, but Ariel's stock fluctuated up and down. Set up an inequality to solve this one. Ariel will have several terms as her stock fluctuated and Brad has a single...
Curated OER
What Are Some Words We Use To Write Inequalities?
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...