Krista King Math
Complex Fractions
Complex fractions are fractions divided by fractions—complicated, right? The video introduces the class to algebraic complex fractions. With the introduction to variables in the denominator, it is important make sure the denominator is...
Krista King Math
Like Terms, Multiplication and Division
Introduce the class to simplifying algebraic expression using multiplication and division. Showing the connection of the rules for exponents between numerical expressions and algebraic expressions, the video works several examples...
Krista King Math
Like Terms, Addition and Subtraction
It is not good enough to have the same variable, they must have the same exponents too. The video introduces the class to like terms, while giving the definition of like terms and providing examples of combining like terms through addition.
Krista King Math
Distributive Property, Binomial Multiplication
The distributive property and FOIL are the same when it comes to binomial multiplication. The video demonstrates binomial multiplication using the distributive property. The presenter shows the general case and provides two...
Brightstorm
Greatest Common Factors - Concept
Introduce your class to the greatest factor on earth. The group of videos introduces factoring polynomials by finding the greatest common factor (GCF). They connect finding the GCF of the terms in a polynomial to finding the...
Northeast Arkansas Education Cooperative
Factoring Trinomials by Using the Punnett Square
Factoring is one of the first places in math that a young algebrist runs into multiple ways to work a problem. For the more concrete learner who needs a visual structure for problem solving, this presentation of factoring using a Punnett...
Corbett Maths
Factorising Quadratics 2
More practice never hurt. A short video shows how to factor quadratics with a leading coefficient that is not one. The main idea presented in the video is a guess-and-check method. Pupils complete problems on their own to further hone...
Corbett Maths
Factorising Quadratics 1
Watch as one trionomial becomes two binomials. Scholars learn to factor quadratics of the form x^2+bx+c into two binomials. They do so by watching a video and working on some additional practice problems.
Krista King Math
Factoring the Sum of Cubes
Examine the patterns of polynomial factoring with your classes. The video describes the specific process of factoring the sum of cubes. The instructor demonstrates two examples with both variables and coefficients.
Krista King Math
Factoring the Difference of Cubes
Demonstrate the pattern of polynomial factoring using a video lesson. The instructor discusses the pattern of factoring the difference of cubes as she completes two practice problems. The examples include both variables and coefficients.
Krista King Math
Factoring by Grouping
Connect your classes understanding of factoring trinomials to the process of factoring by grouping with a video that shows pupils how to factor a polynomial with four terms by grouping the terms in pairs and finding the GCF....
Virtual Nerd
Virtual Nerd: How Do You Simplify an Expression?
Review how to simplify an algebraic expression in order to prepare for the SAT. Follow this tutorial for practice putting an expression in simplest form. [2:39]
Khan Academy
Khan Academy: Algebra: Order of Operations Example
A video that demonstrates how to use order of operations to evaluate expressions with and without variables. Some expressions contain up to two variables. [14:23]
Khan Academy
Khan Academy: Algebra: Variable Expressions
Video shows how to simplify expressions showing multiplication and how to write products with variables without multiplication signs. Also shows how to evaluate expressions by substituting in specific variable values. [12:26]
Other
Math Tutor Dvd: Simplifying Algebraic Expressions That Involve Sums and Difference
This video lesson presents problems that focus on simplifying algebraic expressions that involve addition and subtraction (sums and differences). [19:28]
Khan Academy
Khan Academy: Expressions: Algebraic Expression Least Common Multiple
This video explains how to find the least common multiple of algebraic expressions.
Virtual Nerd
Virtual Nerd: How Do You Simplify an Expression?
Simplifying an algebraic expression is a fundamental part of solving math problems. Follow along with this tutorial to get some practice. [2:40]
Virtual Nerd
Virtual Nerd: How Do You Evaluate an Algebraic Expression?
Plugging variables into an expression is essential for solving many algebra problems. Learn how to do it by watching this tutorial. [3:56]
Khan Academy
Khan Academy: Variables and Expressions: Evaluating Exponential Expressions 2
Video evaluating an exponential expression using the order of operations.
Khan Academy
Khan Academy: Variables Expressions and Equations
Introduction and examples of variables, expressions and equations.
Khan Academy
Khan Academy: What Expressions Express: Combining Like Terms 2
A video showing how to simplify an expression with like terms.
Khan Academy
Khan Academy: Evaluating Expressions With Unknown Variables
In this video lesson students explore a few examples where they are asked to evaluate an expression with multiple uknown variables.
Khan Academy
Khan Academy: Variables and Expressions: Expressions With Two Variables
Video showing how to evaluate an expression which contains two variables.
Khan Academy
Khan Academy: Evaluating Expressions With Unknown Variables
In this video lesson students work through a few examples where we need to evaluate an expression.