Curated OER
How Do You Find a Rational Number Between Two Fractions?
So do you really want to know how to find a rational number between two given fractions? The teacher explains how to average the two fractions to find a rational number between the two fractions. There are several steps involved in...
Curated OER
How Do You Find a Rational Number Between Two Fractions?
So do you really want to know how to find a rational number between two given fractions? The teacher explains how to average the two fractions to find a rational number between the two fractions. There are several steps involved in...
Curated OER
What is a Rational Function?
A rational function can be written as a ratio of two polynomials. There are a couple of rules concerning the denominator so watch this video and find out what they are.
Curated OER
What's a Rational Number?
A few examples of numbers, whole, mixed fraction, and decimal, that can be written in fraction form to prove they are rational numbers.
Mathispower4u
Determine Rational or Irrational Numbers (Square Roots and Decimals Only)
Rational or irrational ... it can only be one or the other. Viewers of a YouTube video learn how to distinguish between rational and irrational numbers. In particular, the video focuses on numbers written as square roots and as decimals.
Curated OER
Rational and Irrational Numbers
Irrational, rational, and terminating numbers are all covered in this math tutorial. The instructor uses a question from a math test to work through, showing how to compute and evaluate each answer to determine if the number given in...
Khan Academy
MTEL Math Practice Test: 16-19
Providing quick lessons on lattice multiplication algorithms and inequalities, Sal takes viewers through problems 16-19 on the MTEL Practice Math Test. His calm and knowledgeable narration and easy-to-read annotations of each problem...
Curated OER
What's a Real Number?
A real number is any number that you can find on a number line. This includes rational and irrational numbers, which means positive numbers, negative numbers, decimal numbers, square root numbers and even pi.
Curated OER
How Do Different Categories of Numbers Compare To Each Other?
The teacher defines and writes a list of the different categories of numbers. But sometimes it's hard to keep all that organized. So she draws a diagram and explains further how the categories of numbers compare or relate to each other....
Curated OER
How Do You Turn an Integer Into a Fraction?
So you want to write an integer as a fraction? Well, all you have to do, is write the integer as the numerator with a denominator of 1.
Massachusetts Institute of Technology
Mit: Blossoms: Rational Versus Irrational Numbers
The scope of this video lesson consists in studying the sets of Rational and Irrational numbers. The main objectives for the students are: 1) Learning how to distinguish between a rational number and an irrational number; 2) Learning...
PBS
Pbs Learning Media: I <3 Math: Integers
This video explores positive and negative integers and how we use them in the real world. This "I <3 Math" episode explains the difference between positive and negative numbers and how these numbers can be represented on a number...
Other
Math Ops: Using Absolute Value to Combine Integers
In this audio lesson students learn how to use absolute value to combine integers. Adobe Flash Player is required.
Virtual Nerd
Virtual Nerd: Rules for Using Absolute Value to Add Integers
Student learn how to add integers while using absolute value while watching a teacher created video. Students learn to add two integers that have the same sign and to add two integers with different signs.
Math Mammoth
Math Mammoth: Adding and Subtracting Negative Fractions and Decimals, Part 1
In this video, students are shown how to add and subtract negative fractions and decimals. This is followed by an example problem that looks at negative and positive money amounts related to a bank account. [7:09]
Math Mammoth
Math Mammoth: Adding and Subtracting Negative Fractions and Decimals, Part 2
Demonstrates how to solve some different problems involving the addition and subtraction of negative fractions and decimals. [8:02]
Khan Academy
Khan Academy: Adding and Subtracting Fractions: Adding Fractions Examples
Explanation on how to add rational numbers.
Planet Nutshell
Planet Nutshell: Math Shorts: Converting Rational Numbers
Planet Nutshell Math Shorts provide animated videos that explain various math topics. On this site students learn about converting rational numbers between fraction and decimal form.
Planet Nutshell
Planet Nutshell: Math Shorts: Additive Inverse
Planet Nutshell Math Shorts provide animated videos that explain various math topics. On this site students learn about additive inverses.
CK-12 Foundation
Ck 12: Division of Rational Numbers
[Free Registration/Login may be required to access all resource tools.] Explains that when you divide rational numbers, you may be dividing fractions, decimals, or positive or negative numbers. Each of these is then demonstrated. [4:38]
Khan Academy
Khan Academy: Negative Numbers, Variables, Number Line
Given a, b, and c shown on the number line, Sal determines if statements like -b < c are true. [4:54]
Khan Academy
Khan Academy: Intro to Percentages: Converting Decimals to Percents
In this video lesson students learn to convert decimals to percents.
Khan Academy
Khan Academy: Intro to Percentages: Converting Decimals to Percents
In this video lesson students learn to convert decimals to percents.
Sophia Learning
Sophia: Dividing Rational Numbers
Explore how the multiplicative inverse can be used to divide rational numbers. Assess learning with a quiz.