Teacher's Guide
Subtraction Odd or Even Valentine's Day
Youngsters solve the given equations, and color each heart purple or red depending on whether it's even or odd.
Virginia Department of Education
Algebra Tiles and Solving Equations
Young mathematicians solve linear equations by drawing models of algebra tiles using colored pencils. To finish, they solve the same equations algebraically and check their answers using a graphing calculator.
Virginia Department of Education
Equation Vocabulary
You'd feel bad if someone called you by the wrong name — and equations are no different. Young mathematicians learn the vocabulary associated with equations and expressions identifying these components in sample equations.
EngageNY
Find Solutions to Make Equations True
The truth is always best. Individuals continue to find values that make equations true in the 26th installment of the 36-part module. The only difference is that they now call them solutions to those equations.
EngageNY
Linear Equations in Two Variables
Create tables of solutions of linear equations. A lesson plan has pupils determine solutions for two-variable equations using tables. The class members graph the points on a coordinate graph.
Virginia Department of Education
Graphing Linear Equations
Combine linear equations and a little creativity to produce a work of art. Math scholars create a design as they graph a list of linear equations. Their project results in a stained glass window pattern that they color.
Charleston School District
Solving Exponent Equations
Show your class that not all equations are linear. The lesson asks learners to solve simple quadratic and cubic equations using square and cube roots. Problems include equations with no solutions.
Curated OER
Who Wants to Win Millions: Subtraction
Review subtraction skills with this entertaining game. Learners answer a series of subtraction problems involving two and three digit numbers. This resource could be used a a quick class review or as a center activity.
Flipping Physics
AP Physics 1: Equations to Memorize
Saving the best for last, the final video in the series of 12 covers all of the equations young physicists should memorize because they are not on the equation sheet provided at the time of AP Physics 1 exam. This fast-paced video even...
Curated OER
Deciphering Word Problems in Order to Write Equations
Help young mathematicians crack the code of word problems with this three-lesson series on problem solving. Walking students step-by-step through the process of identifying key information, creating algebraic equations, and finally...
Arcademics
Island Chase Subtraction
Scholars boost subtraction skills with a multiplayer learning game. Jet skis race through the water, gaining speed and distance with every correct answer a learner provides.
CK-12 Foundation
Linear Systems with Addition and Subtraction: Fill in the Boxes 2
Systematically combine shapes to arrive at one solution. The resource models a system of linear equations using colored shapes. Pupils follow rules to combine circles and squares to add the two equations together, resulting in one...
CK-12 Foundation
Linear Systems with Addition and Subtraction: Fill in the Boxes 1
Eliminate a color by dragging shapes. The interactive provides a graphical color display that allows for pupils to solve a linear system by elimination. Learners combine figures following set rules for positive and negative shapes. The...
West Contra Costa Unified School District
Connecting Arithmetic Sequences to Linear Equations
Common difference is to arithmetic sequences as what is to linear equations? (Answer: slope) Pupils learn how arithmetic sequences can be considered as linear patterns. They then write linear equations to represent arithmetic sequences...
CK-12 Foundation
Linear Systems with Addition and Subtraction: XYZ Tiles
Cover it up to reveal the values of variables. Using arrangements of colored tiles representing algebraic expressions, pupils layer them over each other to determine the values of variables. The procedure models the elimination method in...
Math Salamanders Ltd.
Column Subtraction - 3 Digits Sheet 1
In this column subtraction worksheet, learners review rules to help them complete three-digit subtraction. They then solve the equations using the column subtraction method.
Curated OER
Number Line Subtraction
Mathematicians solve and complete 20 different problems that include various number lines. They subtract each given equation using the number line illustrated on the sheet. Then, pupils determine whether the answer is a negative or...
Illustrative Mathematics
Sharing Markers
Let your first graders translate these word problems into subtraction sentences. Some of the equations involve finding the answer after Char gives some of her markers away, while others require finding the amount of markers Char started...
Curated OER
Quadratic Equations with Negative Discriminate
Solve polynomial equations of degree using different theorems and apply the zero factor theorem for unknown numbers in a quadratic equation. Also use the discriminate to find out the kind of solutions to given quadratic equations shown.
Curated OER
Expressions and Equations
Develop understanding of algebraic expressions and equations by having your class define examples of each. The class discusses how parentheses affect the order of operations and learn how to solve for x. A variety of examples are used.
Curated OER
Simplifying Expressions (Addition and Subtraction)
Seventh graders simplify algebraic expressions using addition and subtraction to combine like items and solve for the variable. They work with inverse operations to solve equations with guided practice. Everyone completes various...
Curated OER
Addition and Subtraction of Integers I
In this integer worksheet, students solve given equations by adding and subtracting positive and negative integers. The worksheet is divided into three parts: addition of integers, subtraction of integers, and mixed equations containing...
Curated OER
Solving Inequalities by Using Addition and Subtraction
For this solving inequalities worksheet, students solve 12 inequalities using addition and subtraction. Several inequalities involve having variables on both sides.
Curated OER
Write and Solve Equations
Here is a problem solving worksheet in which learners read six story problems. They write an equation and then solve the problem. Basic addition and subtraction will be used.