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475 resources with the keyterm equations

Videos (Over 2 Million Educational Videos Available)
The Circulatory System Part 1: The Heart Video
8:55
The Circulatory System Part 1: The Heart
How to paint a watercolor and ink flower bouquet | Watercolor Flower Painting Video
6:54
How to paint a watercolor and ink flower...
Who was Frederick Douglass? Video
3:07
Who was Frederick Douglass?
Other Resource Types (475)
10:02
Lesson Planet

SAT Prep: Test 5 Section 3 Part 2

For Students 9th - 12th
Going over the last problem from the previous video (problem 5), Sal explains his thought process more carefully. Additionally, he solves problems involving measuring angles, algebraic expressions, and averages.
Lesson Planet

Algebra Practice: Equations With Rational Numbers

For Students 4th - 7th
Young mathematicians solve 12 equations, determine operations performed and solve 2 test prep questions. Houghton Mifflin text is referenced.
Lesson Planet

Algebra: Use Mental Math to Solve Equations - Practice 2.8

For Students 5th - 6th
This problem solving instructional activity requires mental math to solve 20 Algebra equations involving addition, division, subtraction and multiplication.
Lesson Planet

Study Jams! Multiplication & Division Equations

For Students 5th - 7th Standards
Sam sets up both a multiplication and a division equation and works them through step by step. The one of each type are provided as independent practice. Have your middle schoolers watch the animation at home and take the accompanying...
Lesson Planet

Study Jams! Determine the Missing Operation in an Equation

For Teachers 4th - 6th
Deepen the number sense of your math class with a short presentation on writing equations. Using the relationship between numbers, young mathematicians learn how to determine the missing operator in an equation. A number of opportunities...
5:52
Lesson Planet

How Do You Solve a Polynomial Equation With Two Variables?

For Teachers 8th - 9th
Sometimes you'll need to solve an equation with multiple variables on each side. This step-by-step tutorial will show you how to set your equation to 0, factor out the GCF, simplify, write your answers as a set, then plug and chug to...
3:27
Lesson Planet

How Do You Write an Absolute Value Inequality from a Word Problem?

For Teachers 7th - 10th
Use this word problem to practice turning words into math. You'll follow the step-by-step process to determine what is being asked and what you'll need to do to solve the problem. A great tutorial for learners needing a little extra help...
2:12
Lesson Planet

How Do You Write an Equation for a Vertical Line?

For Teachers 7th - 9th
To find the equation of a vertical line you need to use x=b to determine the equation. This tutorial explains the use of formula x=b to find a value for an unknown y. The explanation of this concept is rushed making this tutorial only...
1:25
Lesson Planet

Holes in Rational Equations

For Teachers 7th - 9th
When you have a hole in a graph it means that both the numerator and denominator equaled 0 in an equation. So what does that mean? Learners can brush up on this graphing concept and feel OK when they realize a hole in a graph is just a...
1:34
Lesson Planet

Factoring Quadratic Polynomials

For Teachers 5th - 8th
Learn how to factor the quadratic polynomial ax(squared)+bx+c, where (a) does not equal 1. This quick algebra lesson focuses on using the "bottoms up" method to factor this polynomial. The instructor uses an interactive whiteboard to...
6:37
Lesson Planet

How a Capacitor Works

For Teachers 9th - 12th
A capacitor stores energy in the form of an electric charge. See a circuit diagram explaining charges and electron flow. Equations are given for energy and a capacitor is made. Show this to your physics or beginning electronics class.
Lesson Planet

Sore Throats, Variation 2

For Teachers 6th - 8th Standards
What does math have to do with a sore throat? When you mix water and salt you have a great review of how to represent proportional relationships by an equation or graph. Here the proportions of the mixtures may be different, but the...
Lesson Planet

Writing and Solving px+q=r Equations - 7.EE.4.a Isabelle's iPod

For Teachers 6th - 8th Standards
Middle school math classes set up problems that include variables and then find the solutions. Two worksheets are included with this well-developed resource, and the real-world scenarios deal with popular topics such as mobile devices,...
Lesson Planet

Evaluating Solutions of One Step Equations and Inequalities

For Teachers 5th - 7th Standards
Review the differences among equations, expressions, and inequalities. Demonstrate with a scale how an equation balances out on both sides, and how an inequality has a set of solutions. Present a few real-world problems for your...
Lesson Planet

Ants Versus Humans

For Teachers 7th - 9th Standards
You would think that humans make up more mass than ants do on this planet, but think again, and this time by performing calculations. Middle schoolers use scientific notation to compute and compare the estimated total mass of all humans...
1 In 1 Collection
Lesson Planet

Kimi and Jordan

For Teachers 7th - 9th Standards
A single activity gets your math class to solve a word problem using two linear equations and two variables. They compare the summer earnings of Kimi and Jordan and then graph the solutions to determine who will save the most money in a...
Lesson Planet

Gateway Jeopardy

For Teachers 7th - 10th
Play Jeopardy and review these concepts before that upcoming test. Make sure the class has a good grasp of: order of operations, solving equations, and understanding functions. There are a few miscellaneous related concepts for review also.
Lesson Planet

Pike Problems in Lake Davis

For Teachers 8th - 12th
Pike fish pose a threat to native trout and catfish in lakes. Would you drain and poison a lake to get rid of the Pike fish? If the lake was drained and poisoned, then refilled and repopulated with trout and catfish, how would you...
3:59
Lesson Planet

How Do You Solve a System of Equations Using the Substitution Method?

For Teachers 6th - 12th
Watch this video to learn how to find the solution to a system of equations with the substitution method! A teacher will lead you through each step necessary, explaining her steps and the reasoning behind her decisions. After watching...
Lesson Planet

Reactions and Equations Lab , Spring 2003

For Teachers 9th
Seven reactions are detailed on the slides in this PowerPoint. The reactants and products are labelled on the photos. Your students are expected to be able to write the equations for the reaction that is happening in the image given....
Lesson Planet

The Student-Generated Word Problem

For Teachers 5th - 8th
Explore word problems by reviewing math vocabulary. Critical thinkers read several word phrases and practice transforming them into numerical expressions. They create their own word problems based on existing math sentences.
Lesson Planet

Using Variables in Simple Equations

For Teachers 4th - 7th Standards
A Cyberchase clip shows Hacker creating a game show that uses a variable to find out how much power is produced by a gleamer bug. Follow the video with a lesson plan about using variables to solve equations. Terrific handouts and...
Lesson Planet

The Math Things Mingle

For Teachers 7th
Even Seveth Graders can have fun engaging in a jigsaw activity. They discuss and define equations, inequalities, expressions, and algebraic symbol strings, cards representing each concept are passed to learners. They mingle with each...
Lesson Planet

Equations - More of Them!

For Students 4th - 8th
Learners solve for the variable in multiplication and division problems. They complete 10 equations.