Interactive
Scholastic

#### Study Jams! Add & Subtract Measurements

For Students 4th - 6th
How much leopard print fabric will Zoe need to upholster a sofa for her jam studio? This problem is the example used to teach how to add and subtract measurement-related values.
Printables
SEN Teacher

#### Arithmetic Maker

For Teachers K - 6th Standards
With endless possibilities, you can create custom flashcards to take to class as easy as 1, 2, 3! Let this flashcard creator do the work for you, just chose the level of difficulty, add or subtract, and the number of place values. Each...
PPT
Curated OER

#### Subtraction with Base 10 Models

For Teachers 1st - 3rd
Learning how to regroup can be a difficult concept to learn, as well as teach. This PowerPoint does an excellent job at visualizingÂ the process with step-by-step guidelines and base ten animations. There are multiple examples for...
Lesson Plan
Curated OER

#### Looking Through the Algebraic Lens

For Teachers 3rd - 5th
Students work with rectangles to find generalizations for adding and subtracting odd and even numbers in part one of the lesson. In part two, students use geoboards to construct polygons, look for patterns, and find a general rule.
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

#### Real-Life Problems, Working with Decimals #2

For Students 4th - 5th Standards
It's all about decimals in these word problems, which have scholars apply math to scenarios they will likely come across later in life. Working with multi-digit numbers and decimals to the hundredths place, learners must determine the...
Worksheet
Curated OER

#### Odd or Even?

For Students 1st - 3rd
There are multiple objectives at play here as scholars solve addition and subtraction problems and determine whether the sums and differences are odd or even. As they solve these, encourage pupils to observe patterns. What happens when...
Worksheet
Math Drills

#### Subtract Mixed Numbers w/Like Denominators (B)

For Students 4th - 6th Standards
Sometimes renaming the first mixed number in a subtraction problem makes it much easier to solve the rest of the problem! Learners solve seven problems, and the second page details all of the necessary steps to reach the conclusion.Â
Worksheet
Math Drills

#### Subtract Mixed Numbers w/Like Denominators (H)

For Students 4th - 6th Standards
Looking to give your upper elementary schoolers some quick practice subtracting mixed numbers? Give each learner a copy of this sheet, and set the timer! There are 18 problems shown, and the second page contains the answers.Â
Worksheet
Houghton Mifflin Harcourt

#### Leveled Problem Solving: Adding and Subtracting Mixed Numbers

For Students 4th - 5th Standards
Using the six word problems provided, learners practice adding and subtracting mixed numbers. They help Jose, Sasha, Juanita, Stephanie, and Carlos to solve their problems!
Lesson Plan
Curated OER

#### Comparing Apples With Apples 1

For Teachers 4th - 6th
Elementary schoolers observe and demonstrate how to add and subtract fractions with like denominators. They observe the teacher model a variety of fraction addition and subtraction problems and use fraction strips to complete a worksheet.
Worksheet
Norm Mitchell

For Students 3rd - 5th Standards
Designed as a quiz for your elementary mathematicians, this resource contains 17 problems. The first 15 problems involve adding and subtracting fractions with like denominators, while the last two problems are word problems. Your...
Worksheet
Curated OER

#### Add and Subtract Fractions with Like Denominators: 2 (Word Problems)

For Students 4th - 5th Standards
For this fraction worksheet, fourth and fifth graders solve six word problems, all having to do with adding or subtracting fractions with like denominators. This worksheet can be adapted to the Common Core standards in math.
Worksheet
Curated OER

#### Adding and Subtracting Mixed Fractions (B)

For Students 5th - 6th
Here is an adding and subtracting mixed numbers worksheet in which learners find the sums and differences of mixed numbers with uncommon denominators. They solve 10 problems.
Worksheet
Curated OER

#### Subtract With Unlike Denominators - Practice 5.4

For Students 5th - 6th
Fifth and sixth graders subtract 15 mixed fractions with unlike denominators and reduce each one to their simplest form. They write and solve two subtraction problems for each model shown. Pupils find the value of n in four Algebra...
Lesson Plan
Curated OER

#### Problem Solvers

For Teachers 5th - 6th
Fifth and sixth graders compare decimals to the place-value structure in the base-ten number system. They represent fractions as parts of unit wholes, as parts of a set, as locations on a number line, and as divisions of whole numbers....
Lesson Plan
Curated OER

#### Arithmetic: Fractions

For Teachers 5th - 8th
Mathematics aces, after a warm-up activity with some easy calculations, practice solving rules of signs and powers of 10 equations. Multiplying and dividing decimals is also covered within this lesson in depth. A variety of examples and...
Worksheet
Curated OER

#### Adding and Subtracting Integers: The Symbols + and -

For Students 6th - 8th
This worksheet begins with an explanation of how to add and subtract positive and negative integers. Learners solve and complete 20 different problems that include these types of problems. First, they fill in each blank with the correct...
Lesson Plan
Curated OER

#### Integers Homework #1

For Teachers 5th - 7th
In this simple worksheet, learners add and subtract positive and negative integers. Mathematicians plot the problem on a number line beside each of the 24 problems. You might want to white out the answers at the bottom of each page and...
Worksheet
Curated OER

#### Fraction Fun

For Students 3rd - 4th
Learners solve 22 problems in which simple fractions with like denominators are added, subtracted and compared. Good practice for your third and fourth graders!
Worksheet
Math Doctor

#### Chapter 5: Decimal Notation

For Students 5th - 8th Standards
Explore all things decimal in this thorough series of introduction activities. Including scripting for the teacher and detailed descriptions and examples, the plan begins by reviewing the basics of place value and writing fractions as...
Lesson Plan
Curated OER

#### Lesson Design Protocol: Add and Subtract

For Teachers 3rd - 4th Standards
Addition and subtraction are studied in this math instructional activity. Upper graders add and subtract whole numbers up to 1,000 with and without regrouping.
Worksheet
Curated OER

#### Signed Numbers/Integers Worksheets

For Students 6th - 8th
In this positive and negative numbers instructional activity, students compute the values indicated using addition, subtraction, multiplication and division, with answer keys included.
Lesson Plan
Curated OER

#### Operations with Positive Fractions and Decimals

For Teachers 5th - 8th
Explore the concept of fractions and decimals! In this fractions and decimals lesson, pupils use fraction tiles to express fractions. They play a fraction review basketball game where when a team gets a question correct they get to shoot...