Curated OER
Addition and Subtraction of Polynomials
In this polynomials worksheet, 9th graders solve 10 different problems that include addition and subtraction of various polynomials. First, they remove the parentheses and group like terms together. Then, students add or subtract like...
Curated OER
Adding and Subtracting Polynomials
For this algebra worksheet, students add and subtract 30 sets of polynomials. 12 problems involve addition, 17 are subtraction problems, and one involves both addition and subtraction of polynomials.
Curated OER
Integer
Seventh graders examine the characteristics of an integer. As a class, they observe a number line and recognize opposite numbers. Algebra tiles, or counters, are used to explore the concept of adding integers. In groups, 7th graders play...
Curated OER
Topic 9.4 - Adding and Subtracting Rational Expressions
This learning exercise contains a good selection of problems of adding and subtracting rational expressions. There are eight problems. None of the problems have common denominators. A few are mixed expressions and some require...
Mathematics Vision Project
Module 5: Features of Functions
The language and features of functions get careful treatment in a complex but doable lesson. Learners get a lot of practice really figuring out what a graph means in context, and also identifying key features of graphs. Key ideas...
Curated OER
Commutative Property
First graders use various models to learn the Commutative Property of Addition. In this Commutative Property lesson, 1st graders use other students, counters, balances, and dominoes to apply the addition property. Students solve addition...
Curated OER
Adding and Subtracting Positive and Negative Numbers
In this math worksheet, students complete 32 addition and subtraction problems. The first 22 involve integers. There are 6 problems with positive and negative decimals. The last 4 problems are fractions.
Curated OER
Variables and Expressions
In this variables and expressions activity, 9th graders solve and complete 19 different problems that include translating various expressions. First, they write a verbal expression for each algebraic expression. Then, students write an...
Curated OER
Who Won the Cross-Country Meet?
Students write verbal expressions into algebraic expressions and solve the expressions. They determine who wins a race by determining the algebraic expression.
Curated OER
The Three Cold Kittens
Pupils solve a math word problem involving repeated addition. They identify the important information in the problem, brainstorm ways to solve the problem, and solve the problem and discuss the solution as a class.
Alabama Learning Exchange
"Like Terms", I Add Them
Ninth graders add and subtract polynomials. In this Algebra I lesson plan, 9th graders work practice problems as they view a PowerPoint presentation of the lesson plan. Both the horizontal and vertical methods of addition and...
Curated OER
Algebraic Equations
In this algebraic equations learning exercise, students solve and check ten algebraic equations. In the first 3 problems, they find the solution of the equation by using the substitution method. And in the last 7, students solve for each...
Curated OER
Algebra 2
In this algebra worksheet, students solve for the variables in the addition and subtraction problems. Students complete 72 problems.
Curated OER
Algebra
In this algebra worksheet, 6th graders solve for the variable in each addition problem containing numbers with decimals. Students complete 54 problems.
Curated OER
Algebra
In this algebra worksheet, 6th graders solve for y in the addition and subtraction problems. Students complete 50 problems total.
Curated OER
Nutty Numbers
In this fact families worksheet, 1st graders solve 6 problems in which the missing numbers in addition and subtraction fact families are written in the nut shapes.
Alabama Learning Exchange
Fortune Properties
Complete identity and equality property problems in hands-on activities. Smart cookies identify the identity and equality properties. They complete a review of order of operations, watch an online video, and make a foldable with the...
PBS
The Yo-Yo Problem
What do yo-yos and pennies have to do with linear equations? Learn about writing and solving linear equations while considering the Yo-Yo Problem and Penny Pattern Exploration from the High School Math Project. Learners utilize algebra...
Curated OER
Adding and Subtracting Integers
Middle schoolers use discs in order to add and subtract integers. There are manipulatives present so kinesthetic learners can access the curriculum. They also review the concept of the opposite of positive and negative numbers.
Illustrative Mathematics
Finding a Chair
Here is an activity that incorporates subtraction in word problems. Youngsters are provided with six word problems that essentially deal with the same numbers in each problem, yet use different comparison language. These problems are...
Curated OER
Flying with Pythagoras
A lengthy narrative about Pythagoras and his students precedes an activity in which your young mathematicians practice using the Pythagorean theorem to solve three problems about flight and distance. Answers are provided.
Curated OER
Number Sense and Numeration
Students add and subtract integers. In this algebra lesson, students discuss number sense as they sort numbers in the correct order. They analyze and label numbers differentiating between rational and irrational numbers.
EngageNY
Develop Rules for Multiplying Signed Numbers
Investigate the case of two negatives making a positive. Pupils fill in a quadrant system to generate the products of integers. They analyze the quadrants to find patterns and relationships to help complete the table values. The teacher...