Worksheet
Curated OER

Rational Numbers

For Students 8th - 9th
In this rational numbers worksheet, learners solve and complete 33 different problems that include adding and subtracting various types of rational numbers. First, they determine the sum or difference of each problems. Then, students...
Lesson Plan
Curated OER

Learning to Add and Subtract

For Teachers 2nd - 4th
Young learners practice addition and subtraction to solve problems. They use a webquest application to model how to solve math problems using pictures, words and numbers, and also practice using multiplication and division.
Lesson Plan
Curated OER

Ten More and Ten Less

For Teachers K - 3rd
Get learners to analyze two-digit numbers based on place value, and use manipulatives to add and subtract both 1 and 10. A place value chart is available, and you can project it during guided practice. Through visualizing...
Worksheet
Curated OER

Adding and Subtracting Fractions and Mixed Numbers [8]

For Students 4th - 6th
In this fractions/mixed number worksheet, students solve a total of 10 addition/subtraction problems; answers are included on page 2.
Worksheet
Curated OER

Quiz: Solving Inequalities by Adding and Subtracting

For Students 8th - 9th
In this solving inequality worksheet, students solve inequality equations containing one variable, whole numbers and decimal numbers. This one-page worksheet contains ten problems.
Lesson Plan
EngageNY

Sums and Differences of Decimals

For Students 6th Standards
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson plan in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...
Worksheet
Curated OER

1 Less or 1 More

For Students 1st - 2nd Standards
Complete these images with values one less and one more; young mathematicians fill in bunches of flowers, starting at a middle number and working their way to the right by addition and to the left by subtraction. For each flower they...
Worksheet
PBS

Working with Common Denominators: Activities and Supplemental Materials

For Students 4th - 6th Standards
Enjoy these straightforward and simple worksheet pages that practice with different denominators. The practice starts simple with adding fractions together and then works on a recipe that needs to be tripled. 
Lesson Plan
Illustrative Mathematics

Shrinking

For Teachers 6th - 8th Standards
Is Aunt Nancy shrinking? Find out by calculating with the average height women lose each year. The activity practices multiplying and dividing with decimals and rounding the final answer.
Interactive
Scholastic

Study Jams! Addition & Subtraction Equations

For Students 5th - 7th Standards
Zoe is decorating a cake for her grandpa's birthday and needs to know how many more candles to add. Follow along as she explains how to set up and solve algebraic equations in this step-by-step presentation. Equations with negative...
Worksheet
Curated OER

Adding and Subtracting Like Mixed Numbers (7)

For Students 5th
For this mixed number fractions worksheet, 5th graders add and subtract to solve the mixed number fractions. Students solve 10 fraction equations.
Worksheet
Curated OER

Adding and Subtracting Fractions/ Mixed Numbers (4)

For Students 5th - 6th
In this fractions activity, students solve 10 problems in which three fractions or mixed numbers with unlike denominators are added.
Lesson Plan
Curated OER

Fractions And Integers Review

For Teachers 6th - 8th
Investigate the concepts of fractions and integers in order to review for a future assessment. The teacher reviews the major concepts with the class and provides help throughout the lesson as needed. Math students work together in small...
Lesson Plan
Curated OER

Domain: Operations and Algebraic Thinking

For Teachers K - 2nd
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
Lesson Plan
Curated OER

Through India and Back

For Teachers 6th - 8th
Learners play a game based on "The Amazing Race" to practice using rates and fractions. In this fractions and rates lesson plan, students work in small groups competing to complete the tasks in the quickest time. At each stage of the...
Worksheet
Curated OER

Addition and Subtraction of Decimals

For Students 4th - 5th
In this addition and subtraction of decimals worksheet, students solve 50 problems in which they line up the decimal points before solving. There are also some order of operations problems on this page. This page is intended to be an...
Lesson Plan
Curated OER

Pattern Puzzles

For Teachers 1st - 2nd
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Worksheet
Curated OER

Real Life Word Problems

For Students 1st - 3rd
Use word problems incorporating familiar items to help your young mathematicians practice adding and subtracting. This 2-page basic math worksheet includes 20 word problems. For each, they underline the important parts, including the...
Lesson Plan
Curated OER

Adding and subtracting fractions: the same sized slice

For Teachers 3rd - 5th
Students establish a strategy for adding simple fractions. They convert improper fractions to mixed numbers and interpret drawings and storyboards.
Worksheet
Maths Blog

Adding/Subtracting Whole Numbers in Your Head

For Students 2nd - 3rd Standards
Exercise those mental math muscles! This worksheet contains 10 addition and 10 subtraction problems which require learners to compute sums or differences in their heads. A quick review at the top of the page provides a strategy based on...
Worksheet
Curated OER

Add or Subtract (up to 50)

For Students 2nd - 3rd Standards
Do you add or subtract? It's up to your mathematicians as they fill in the symbol for 16 equations to make them true. The numbers in this section don't exceed 18. Next, learners answer six word problems by determining the missing addend...
Worksheet
Curated OER

Whole Numbers Sums and Differences

For Students 3rd - 4th
In this adding and subtracting worksheet, students read and solve two story problems about sports. Students determine which team won and with what score. These are simple calculations that have multiple steps.
Worksheet
Curated OER

Choosing the Operation: Add or Subtract

For Students 2nd - 3rd Standards
Try a new approach to addition and subtraction by giving scholars the numbers but leaving out the sign. They must determine if the numbers have been added or subtracted, then write in the appropriate operation. There are a few examples...
Printables
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K-5 Math Teaching Resources

Ten Frame

For Teachers Pre-K - 2nd Standards
Engage young mathematicians in building their number sense with this set of ten frame printables. Whether you're teaching pupils how to count, add, or subtract, these tools offer children tremendous support with...