Sophia Learning
Sophia: Writing Equations From Verbal Information: Lesson 3
This lesson demonstrates how to write an equation from verbal information without variables. It is 3 of 5 in the series titled "Writing Equations From Verbal Information."
Illustrative Mathematics
Illustrative Mathematics: 7.ee Guess My Number
In this instructional activity, 7th graders play a game to write and solve simple equations.
Illustrative Mathematics
Illustrative Mathematics: 6.ee Firefighter Allocation
In this learners are asked to write an equation to solve a real-world problem. There are two natural approaches to this task. In the first approach, students have to notice that even though there is one variable, namely the number of...
Mangahigh
Mangahigh: Algebra: Form an Equation
Students learn about the concept of writing an equation by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Mangahigh
Mangahigh: Algebra: Explain Relationships Between Numbers
Mangahigh is a website with math games aimed at twelve to eighteen year olds. On this site students recognize, represent and interpret simple number relationships.
Khan Academy
Khan Academy: Writing Proportional Equations
Practice writing equations to describe proportional relationships. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Algebra: Equations of Perpendicular Lines
[Free Registration/Login may be required to access all resource tools.] Learn how to recognize and write equations of perpendicular lines.
CK-12 Foundation
Ck 12: Algebra: Families of Lines
[Free Registration/Login may be required to access all resource tools.] Learn how to express families of linear equations.
CK-12 Foundation
Ck 12: Algebra: Write an Equation Given Two Points
[Free Registration/Login may be required to access all resource tools.] Learn how to write an equation given two points
CK-12 Foundation
Ck 12: Algebra: Equations That Describe Patterns
[Free Registration/Login may be required to access all resource tools.] Learn how to write equations and check solutions.
CK-12 Foundation
Ck 12: Algebra: Patterns and Expressions
[Free Registration/Login may be required to access all resource tools.] In this lesson students write and solve algebraic equations that model verbal situations. Students examine guided notes, review guided practice, watch instructional...
Better Lesson
Better Lesson: Writing Equations for Arrays
Second graders will learn how to make number sentences for an array by walking around the classroom and writing number sentences for the different arrays the teacher hangs around the room. A video is included, along with examples of...
CK-12 Foundation
Ck 12: Arithmetic: Percent Equations Grades 8 9
[Free Registration/Login may be required to access all resource tools.] Learn how to solve problems involving percentages by writing an equation.
CK-12 Foundation
Ck 12: Algebra: Write an Equation Given Two Points
[Free Registration/Login may be required to access all resource tools.] Learn how to write an equation given two points
National Council of Teachers of Mathematics
The Math Forum: Slope Intercept
Use this site to learn how to write an equation in slope-intercept form if you already have the graph of the line. Let Joan the Chameleon walk you through the process.
University of Regina (Canada)
University of Regina: Math Central: Writing Linear Equations
Three different lessons demonstrate how to write linear equations. The equations found from two points, slope and a point, and slope and y-intercept are all featured. The lessons have an overview, materials, procedures, and evaluation...
Other
Git: What Is the Slope Intercept Form of a Line?
Not only does this site show what the slope-intercept form is, but it helps you find the slope and the intercept of a line. There is also additional information on parallel lines, parametric form, and the distance between two points.
Khan Academy
Khan Academy: Create Equations to Solve for Missing Angles
Use understanding of vertical, complementary, and supplementary angles to set up an appropriate equation to solve for a missing angle measure. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
Illustrative Mathematics
Illustrative Mathematics: k.oa Pick Two
This activity is a basic introduction to writing simple equations. Students are given a set of numbers and will pick two numbers that add to make six. They will write an equation that shows that those two numbers add to make 6.
Illustrative Mathematics
Illustrative Mathematics: k.oa Dice Addition 2
In this task, students will roll dice and write and solve addition equations.
Illustrative Mathematics
Illustrative Mathematics: A ced.a.1: Planes and Wheat
This is an exercise in creating equations from a situation with many variables. By giving three different scenarios, learners will be reviewing their definitions of the variables to emphasize the importance of defining variables when...
Illustrative Mathematics
Illustrative Mathematics: A ced.a.1: Sum of Angles in a Polygon
This problem provides students with an opportunity to discover algebraic structure in a geometric context. They will divide up polygons into triangles. The will use the sum of the angles of 180 degrees for each triangle. Aligns with...
Illustrative Mathematics
Illustrative Mathematics: Fact Families With Pictures
Students will use pictorial models to write as many equations for each picture as they can. Multiple variations and extension ideas are included in this lesson.
Illustrative Mathematics
Illustrative Mathematics: Fact Families
As a whole class, the teacher presents students with 3 numbers on cards, such as 5, 8, and 3. The teacher asks the students to find all the ways the numbers can be put together in addition or subtraction sentences. This lesson includes...