KnowMo
Adding and Subtracting Algebraic Fractions
This video is a lecture presentation on adding and subtracting algebraic fractions. The presenter explains that the processes for adding and subtracting algebraic fractions are similar to normal fractions, but with the addition of...
FuseSchool
Algebraic Fractions
Algebraic fractions are simply fractions with algebraic expressions either on the top, bottom or both. We treat them in the same way as we would numerical fractions. In this video we look at how to simplify algebraic fractions, and how...
Curated Video
Algebraic Simplification: Focus on Fractions
The video is a lecture presentation on algebraic simplification, with a focus on fractions. The instructor explains and demonstrates how to add, subtract, multiply, and divide algebraic fractions through various examples. The video...
Brian McLogan
Adding fractions - Online tutor - Free Math Help
👉 Learn how to add and subtract fractions whose denominators are not the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the (common) denominator. This is...
Brian McLogan
How to find common multiples of fractions - free online tutoring
👉 Learn how to add and subtract fractions whose denominators are not the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the (common) denominator. This is...
Brian McLogan
Subtracting Fractions | -3/5 - 4/5
👉 Learn how to add and subtract fractions whose denominators are the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the (common) denominator. This is different...
NASA
Gravity Assist: Gravity Assist Podcast, The Sun with Nicky Fox
We start our “Gravity Assist” virtual tour of the solar system with – where else – the Sun! Jim is joined by Project Scientist Dr. Nicky Fox of the Johns Hopkins University Applied Physics Lab to talk about our fascinating star and...
Why U
Pre-Algebra 14 - Creating Common Denominators
Addition and subtraction of fractions with different denominators requires creating a "common" denominator. Using the number line, this mysterious process can be easily visualized.
Curated Video
Ida B. Wells: Journalist and Anti-Lynching Activist
Investigative journalist Ida B. Wells made it her mission to exposing the horrors of racism in the American South, but it wasn't easy.
Bozeman Science
Vector Sum of Forces
In this video Paul Andersen explains how the vector sum of forces can be used to identify the net force on an object. The net force can be used to determine the overall acceleration of the object using Newton's Second Law.
Curated Video
GCSE Maths - How to Solve Algebraic Equations (Part 1 of 3) #43
This video covers how to solve the simplest algebraic equations, which only involve one operation. This is part 1 of our 3 part series on solving algebraic equations. This video is suitable for maths courses around the world. KS3 - All...
Brian McLogan
Misconception multiplying by the same number to both fractions
👉 Learn how to add and subtract fractions whose denominators are not the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the (common) denominator. This is...
Brian McLogan
Factoring a perfect square trinomial with fractions, boo ex 31, x^2 + x + 1/4
👉Learn how to factor perfect square trinomials. Perfect square trinomials are formed when binomials are multiplied by themselves. To factor an algebraic expression means to break it up into expressions that can be multiplied together to...
Brian McLogan
Misconception not multiplying your numerators when finding equivalent fractions
👉 Learn how to add and subtract fractions whose denominators are not the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the (common) denominator. This is...
Brian McLogan
Adding fractions - Math Tutoring Online - Math Skills
👉 Learn how to add and subtract fractions whose denominators are not the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the (common) denominator. This is...
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
Difference between equivalent fractions and equations
Learn how to add/subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational expressions...
Why U
Pre-Algebra 12 - Arithmetic Operations With Fractions
Arithmetic operations with fractions can be visualized using the number line. This chapter starts by adding fractions with the same denominators and explains the logic behind multiplication of fractions.
Brian McLogan
Simplify by adding two rational terms
Learn how to add and/or subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational...
Brian McLogan
How to find equivalent fractions and understanding what they are
👉 Learn how to understand the concept of fractions using parts of a whole. Fractions are parts of a whole and this concept can be illustrated using bars and circles. This concept can also be extended to understand equivalent fractions....
Brian McLogan
Adding two basic rational expressions by determining the LCM
Learn how to add and/or subtract rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. When adding or subtracting rational...
Curated Video
Greece, Mycenae ancient city
Mycenae, built between two hills, Profitis llias and Sara, dominates the Plain of Argos. According to myth, Mycenae was founded by Perseus, son of Zeus and Danae. In order to build the citadel, Perseus employed the Cyclopes, mythical...
Brian McLogan
What do you need to know when simplifying complex fractions
👉 Learn how to simplify a complex fraction. A complex fraction is a fraction with another fraction or fractions in the numerator and/or in the denominator. To simplify a complex fraction is to reduce the fraction in such a way as there...
Brian McLogan
Add and subtract fractions with unlike denominators for rational expressions
Learn how to add/subtract rational expressions with monomials in the denominator. When adding or subtracting two or more rational expressions with common denominators, we add or subtract only the numerator while we keep the denominator...