In this math lesson, we’ll learn how to represent a percent of decrease as an algebraic expression using a real-world scenario — the depreciation of a computer over time.
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We’ll explore step-by-ste
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In this math lesson, you will learn how to identify and add linear algebraic expressions. We’ll start by exploring what makes an expression linear or nonlinear, followed by a hands-on sorting activity to check for understanding. Then,...

In this math lesson, students learn how to translate everyday phrases into mathematical expressions. By understanding key words and their meanings, such as addition, subtraction, multiplication, and division, students can confidently...

Want more math video lessons? Visit my website to view all of my math videos organized by course, chapter and section. I make most of my math lessons in a live classroom and do no editing. I believe this gives the viewer an authentic...

In this math shorts, we’ll estimate an irrational square root using a number line and perfect squares! Watch how we find which perfect squares a non-perfect square root falls between — and how to decide which it’s closest...

In this lesson, students will learn how to identify the value of K in scaling transformations by exploring different representations of linear equations. They will understand that K represents a constant value in the algebraic...

In this math video, we’ll explore how to determine if a table represents an exponential function using a real-world bacteria growth scenario.
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We start with a culture that begins with 1,000 bacteria, and each hour, the...

This video provides a range of maths puzzles and explains the solutions to each puzzle. A great activity for a lesson starter or brainteaser.

This video will teach you the fundamentals of algebra. You will learn about variables, variable expressions, numerical expressions, simplifying and evaluating algebraic expressions.

In this video, the teacher explains how to simplify algebraic expressions by combining like terms. They provide examples and visuals to help students understand the concept. The lesson emphasizes the importance of coefficients and...

Evaluate algebraic expressions with two or more variables and multiple steps.

In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...

In this high school algebra math video we will be interpreting an exponential model or a real world problem.
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A t-shirt company purchases a new packaging & tracking system — and we are given an equation that models...

In this math video lesson we will learn how to identify when an algebraic expression is in simplest form, how to simplify expressions by combining like terms, and how to use the distributive property to expand and simplify. Students...

In this video lesson we will learn how to distribute to simplify an algebraic expression. We will understand that we need to follow Order of Operations to simplify and clear the parentheses using the Distributive Property. We will...

New ReviewIn this math video lesson, students learn how to write the equation of a line parallel to a given line when the original equation is written in slope-intercept form and a point on the parallel line is provided. An exemplar solution is...

In this math video we will learn how to use exponent rules to simplify an expression. A mini focused lesson will be provided to review and learn about the Power of a Power Property. We will apply this property to an expression to...

New ReviewIn this short math video, students learn how to factor a quadratic by grouping using a clear, five-step process. The lesson begins by reviewing the standard form of a quadratic, and then models each step carefully so students can follow...

In this video, the teacher explains how parentheses are used to write algebraic expressions and ensure clarity in their meaning. The teacher demonstrates how to write the expression "three less than a number, times twenty" using...

In this video, the teacher explains what an algebraic expression is and teaches how to identify terms, like terms, and simplify expressions by combining like terms. The lesson is broken down into easy-to-follow steps and provides...

In this video, the teacher explains how to prove the similarity of triangles algebraically using ratios of corresponding sides. The lesson begins by reviewing the concept of proportionality and then applies it to triangles. The teacher...

In this video lesson, students learn how to simplify algebraic expressions by applying the properties of operations. They are introduced to the distributive property and learn how to use it to show multiples of a set. The lesson also...

In this lesson, students will learn how to solve systems of equations algebraically by substitution. The video explains the concept of substitution and demonstrates how to substitute values into equations to find the solutions.

In this lesson, we learned alternative ways to show multiplication and division in algebraic expressions. Instead of using the traditional X symbol for multiplication, we can use a dot or parentheses to indicate multiplication....