Lesson Plan
Curated OER

Number Line Relay

For Teachers 7th - 10th
Students investigate the placements of numbers on a number line. In this algebra lesson, students visualise addition and subtraction on a number line.
Lesson Plan
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Curated OER

Invitation to Integers

For Teachers 5th - 7th
Students find zero pairs and add integers using zero pairs and a number line. They generalize rules for adding integers. Students complete a matching activity on the Internet that helps them practice adding integers.
Worksheet
Curated OER

Back to School Crossword

For Students 5th - 6th
In this language arts worksheet, learners read 43 clues pertaining to school and fit the answers into a crossword puzzle. There is no word bank.
Interactive
Curated OER

Word problems involving number relationships

For Students 9th
In this Algebra I worksheet, 9th graders solve word problems in one variable that are based on relationships in numbers.  The one page worksheet contains thirty problems.  Answers are not provided. 
Lesson Plan
Curated OER

Subtracting Integers: Math, Physical Education, Dancing, Negative Numbers

For Teachers 6th - 8th
Students demonstrate their understanding of positive and negative integers by adding and subtracting. More importantly, students explain why a negative number, subtracted from a negative number, changes the operation.
Worksheet
Curated OER

Solving Problems Part 2- Addition And Subtraction

For Students 1st - 3rd
In this addition and subtraction story problem worksheet, students find and underline relevant information in the story and then write a number sentence adding or subtracting to solve 6 story problems. Answers are included and explained...
Worksheet
Curated OER

Choose the Operation: Plus or minus (up to 100)

For Students 2nd - 4th Standards
Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...
Worksheet
Curated OER

Using Addends and Sum/Using Subtrahend, Minuend, and Difference

For Students 2nd - 4th
What is an addend? What is a sum? Review this math terminology on the top half of the worksheet before practicing basic addition. 
Assessment
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California Education Partners

School Supplies

For Students 5th Standards
Make sure to get enough for everyone. The three-part assessment task requires scholars to calculate with decimals. Learners determine the cost of school supplies and whether the teachers have ordered enough. The assessment is the sixth...
Worksheet
Lorain County Community College

Fractions Part Three

For Students 6th - 9th Standards
See how well your mathematicians know their fractions with a challenging worksheet full of different problems. It's all there with adding, subtracting, multiplying, and division. They will be proficient with order of operations and...
Worksheet
Curated OER

Rational Numbers

For Students 9th
In this rational numbers learning exercise, 9th graders solve and complete 16 different problems that include adding and subtracting various rational numbers. First, they determine the sum or difference for each equation. Then, students...
Lesson Plan
Curated OER

"Money In My Pocket"

For Teachers 2nd
Second graders assess a brief history of money, the use of money, working with money as well as adding and subtracting with money and how to spend money wisely with responsibility. In addition, they discuss how everything belongs to God...
Worksheet
Curated OER

Adding Decimals with Hundredths

For Students 3rd - 6th
In this adding decimals worksheet, students add numbers with decimals in the hundredths place. Students complete 4 sets of problems.
Worksheet
Curated OER

Writing Equations: Addition and Subtraction 0 to 20

For Students 2nd - 3rd
In these subtraction and addition worksheets, students write the equations for the addition and subtraction sentences. Students solve 28 problems.
Worksheet
Curated OER

Rational Expressions: Add and Subtract

For Students 9th - 12th
In this rational expression worksheet, students add or subtract rational expressions by finding common denominators. There are 11 multiple choice questions.
Worksheet
Curated OER

My Test Book: Decimal Addition and Subtraction

For Students 4th - 6th
In this math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using decimals. Students may view the correct answers.
Lesson Plan
Curated OER

Number Line Locomotion

For Teachers K - 2nd
Here is a great lesson that incorporates movement into academic learning. Students improve addition subtraction skills by using number lines and locomotor movement.
Lesson Plan
Curated OER

Counting Back and Counting On

For Teachers Pre-K - 2nd
Read aloud your choice of books about counting on and counting back (a list is provided, or tell stories of your own). Your learners will write horizontal equations to portray what happens in the story. They build a paper chain and...
Workbook
Math Mammoth

Grade 1 Worktext

For Students K - 2nd Standards
Use graphing, counting, and number lines to help first graders learn about addition and subtraction. An array of worksheets and activities are an excellent resource for your math lesson, whether you are focusing on counting skills...
Lesson Plan
Curated OER

Complex Numbers

For Teachers 10th - 12th Standards
Learners are introduced to the concept of imaginary unit and complex numbers. They are taught how to add and subtract complex numbers. Students define a complex number. They comprehend at least two applications of complex numbers....
Worksheet
World Wildlife Fund

Arctic Take 6

For Students 3rd - 5th Standards
The magic number is six! Using a 6x table, young math stars practice adding, subtracting, multiplying, and dividing two-digit numbers with the number six. This worksheet also touches on making tessellations with hexagons. 
Unit Plan
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Mathematics Vision Project

Module 3: Polynomial Functions

For Students 9th - 12th Standards
An informative module highlights eight polynomial concepts. Learners work with polynomial functions, expressions, and equations through graphing, simplifying, and solving. 
Worksheet
Curated OER

Subtracting Fractions

For Students 4th - 5th
In this subtracting fractions worksheet, students read about the process of subtracting fractions with like denominators, examine some sample problems, and then solve 6 problems independently.
Lesson Plan
Curated OER

Jambalaya's Restaurant

For Teachers 6th - 8th
Young scholars use a menu and recipes to work on adding, subtracting, and percentages. They are given they weekly circulators, advertisements, or actual products and students practice figuring out sales tax. Young scholars figure slaes...