Hi, what do you want to do?
Curated Video
Applying Formulas for Area and Surface Area in Real World Problems
In this video, you will learn how to evaluate expressions for the area of a square and the surface area of a cube. By understanding the formulas and applying them to real-world problems, you will be able to calculate the area of a square...
Brian McLogan
Evaluating an expression with one variable ex 3, (2x - 4)/4x; x = -3
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Brian McLogan
Evaluating an expression with two variables ex 5, (bc)^2; b = 4; c = 8
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Curated Video
Evaluating Expressions: Understanding the Difference between Evaluating and Solving.
In this video, the teacher explains the difference between evaluating and solving expressions and reviews the order of operations. They give examples of how to evaluate expressions when given a value for the variable and provide tips...
Brian McLogan
Learn how to solve an equation with a rational power by squaring both side
👉 Learn how to deal with Rational Powers or Exponents. Exponents are shorthand for repeated multiplication of the same thing by itself. This process of using exponents is called "raising to a power", where the exponent is the "power"....
Curated Video
Order of Operations
Evaluate expressions that contain exponents according to the order of operations.
Curated Video
Evaluating Expressions with Integers
Apply order of operations to evaluate expressions with integers.
Curated Video
Find the Value Using Order of Operations
In this video, the teacher demonstrates how to solve a standardized math test question using the order of operations. The acronym PEMDAS is used to remember the order in which to evaluate expressions with multiple mathematical operations...
Curated Video
Volume of a Cube: Evaluating Expressions in Real-World Problems
Explore the concept of volume and understand the formula we use to calculate it, which involves cubing the side length of the cube. Through examples and step-by-step explanations, students will gain a clear understanding of how to apply...
Curated Video
Mastering Math: Evaluating Expressions Made Easy
In this video, the teacher explains how to evaluate algebraic expressions by replacing variables with given values and following the order of operations. The lesson includes examples of evaluating expressions with one or more variables.
National Education Association
Evaluating Expressions Without Radicals
Evaluating expressions require two things- parentheses and PEMDAS. The video starts with an emphasis on using parentheses to plug in your variables. Once you have everything plugged in, PEMDAS will get your mathematicians to the correct...
Curated OER
How Do You Find a Solution Set When You Have A Replacement Set?
Given a replacement set of values, plug them in to find a solution set to this inequality expression.
Khan Academy
Khan Academy: Algebra: Evaluating Exponential Expressions 3
Video evaluating an exponential expression using the order of operations. Includes negative exponents. [4:26]
Khan Academy
Khan Academy: Algebra: New Operator Definitions
This video demonstrates how to evaluate expressions when a symbol is given rather than an addition, subtraction, multiplication or division sign. It provides four examples and utilizes variable substitution. Practice problems available....
Khan Academy
Khan Academy: Algebra: Evaluating Exponential Expressions 2
Video evaluating an exponential expression using the order of operations. Includes a zero exponent. [3:01]
Khan Academy
Khan Academy: Algebra: Variables Expressions and Equations
This video introduces to students what a variable, expression, and equation is. It also demonstrates how to substitute values for variables and evaluate expressions and equations using substitution. [6:55]
Khan Academy
Khan Academy: Algebra: Variables and Expressions 1
This video demonstrates how to solve a word problem using an expression and substituting values for a variable. [2:00]
Khan Academy
Khan Academy: Algebra: Evaluating Expressions With Two Variables
This video demonstrates how to evaluate an expression with two variables using substitution. [1:46]
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: Evaluating Exponential Expressions
Video evaluating an exponential expression using the order of operations. [2:41]
Khan Academy
Khan Academy: Exponent Properties: Evaluating Exponential Expressions 3
In this video lesson students learn how to evaluate exponential expressions.
Khan Academy
Khan Academy: New Operator Definitions: New Operator Definitions
This video demonstrates how to evaluate expressions when a symbol is given rather than an addition, subtraction, multiplication or division sign.
Khan Academy
Khan Academy: Variables Expressions and Equations
Introduction and examples of variables, expressions and equations.
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.