Curated Video
Representing Inequalities Graphically and Solving Practical Problems
The video is a tutorial on representing inequalities graphically. The presenter starts by recapping some basic information such as the symbols used and how to represent inequalities on a number line. Then, they explain how to establish...
Brian McLogan
What do you need to know to solve compound inequalities
👉 Learn all about solving and graphing compound inequalities. An inequality is a statement in which one value is not equal to the other value. A compound inequality is a type of inequality comprising of more than one inequalities. To...
Brian McLogan
Graphing and solving a Or compound inequality
👉 Learn how to solve compound inequalities and graph their solution on a number line. A compound inequality is an inequality having more than 1 inequality sign. To solve compound inequalities, we use inverse operations, applying the...
Brian McLogan
Subtracting real numbers a positive from a negative, 3 - 4
👉 You will learn how to add and subtract integers. We will work through adding and subtracting two integers up to multiple integers. We can look at adding and subtracting integers by looking at there values on a number line where there...
Curated Video
Using Scale Factors to Find the Area of Scale Drawings
In this video, the teacher explains how to use a scale factor to find the area of a scale drawing. They demonstrate how multiplying the length and width of a figure by a scale factor does not generate the scaled area. Instead, they...
KnowMo
Using Number Lines for Counting, Addition, Subtraction, and Ordering Fractions and Decimals
In this lecture presentation on number lines, the presenter explains the usefulness of number lines in counting up or down numbers, representing addition and subtraction, and measuring in real-life applications such as flying a plane or...
KnowMo
Plotting Inequalities on Number Lines
In this video lecture, the instructor teaches how to plot inequalities on number lines. This technique allows visualizing the values that a variable can take as defined by the inequality being dealt with. The instructor explains how to...
Curated Video
Estimating Fractions with Number Lines
In this video transcript, the teacher explains how to estimate answers to real-world problems involving fractions using number lines. The examples given involve calculating how much more pie Jonathan ate compared to Mary, and determining...
Curated Video
Finding Multiples Using a Number Line
In this video, the teacher explains how to find multiples of a number using a number line. The examples given are finding multiples of four and seven. The teacher emphasizes the importance of leaving space between the numbers and using...
Brian McLogan
How do you find the domain when the radical is in the numerator and denominator
👉 Learn how to find the domain of rational functions with radicals in both the numerator and the denominator. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function,...
Brian McLogan
Solving and graphing a compound inequality by breaking it up
👉 Learn how to solve and graph compound linear inequalities. A compound inequality is an inequality having more than 1 inequality sign. To solve compound inequalities, we use inverse operations, applying the inverse operation to each...
Curated Video
Solving Elapsed Time Word Problems Using a Number Line
In this video, the teacher explains how to solve elapsed time word problems in one-minute intervals using a number line. They highlight the common mistake of trying to add the change of time to the start time to find the end time, and...
Curated Video
Creating Combinations of Coins: Drawing Pictures to Solve Money Problems
In this video lesson, students will learn how to create combinations of coins with the same value by drawing pictures. They will practice skip counting and understand that groups with more coins do not necessarily have a greater value....
Why U
Pre-Algebra 11 - Fractions and Rational Numbers
The first fractions used by ancient civilizations were "unit fractions". Later, numerators other than one were added, creating "vulgar fractions" which became our modern fractions. Together, fractions and integers form the "rational...
Brian McLogan
Graphing a linear inequality
👉 Learn how to graph linear inequalities written in slope-intercept form. Linear inequalities are graphed the same way as linear equations, the only difference being that one side of the line that satisfies the inequality is shaded. Also...
Curated Video
Calculating Probability: Understanding Fractions, Decimals, and Percentages
In this video, the teacher explains how to calculate the probability of selecting a green marble from a bag of marbles that is 1/3 blue and the rest green. The teacher demonstrates how to represent fractions, decimals, and percentages on...
FuseSchool
Learn How to Use Positive Number lines to add
Learn how to use positive number lines to add!
FuseSchool
How To Subtract Positive & Negative Numbers
Learn how to substract positive and negative integers!
KnowMo
Types of Numbers: Odd and Even, Positive and Negative, Integers and Non-Integers
This video is a lecture presentation on types of numbers. The presenter explains the different kinds of numbers such as odd and even numbers, positive and negative numbers, integers and non-integers. The video includes visual aids and...
Curated Video
Representing the Solution Set of an Inequality on a Number Line
In this lesson, students learn how to represent the solution set of an inequality on a number line. They review the concepts of variables, inequalities, and number line representations. Through a step-by-step process, students solve an...
Curated Video
Adding Within 1,000 Using an Open Number Line
In this video, students learn how to add numbers within 1,000 using an open number line. The teacher explains the concept of place value and the commutative property of addition.
Why U
Algebra 08 - Unions of Intervals
Interval notation is often the simplest way to describe sets of real numbers as regions on the number line. Some sets which cannot be represented by a single interval can be written in interval notation as the union of two or more...
Brian McLogan
Solving and Graphing Compound Inequalities
👉 Learn how to solve compound inequalities and graph their solution on a number line. A compound inequality is an inequality having more than 1 inequality sign. To solve compound inequalities, we use inverse operations, applying the...