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Curated OER
Counting on to add
A cute little frog helps learners hop from number to number on the number line as they count on to add. They use the commutative property of addition to add the same numbers two different ways. A cute, simple, and potentially helpful...
Curated OER
Jumping Addition
Students add and jump using a number line. In this jumping addition lesson students solve addition problems. Students work with a partner to solve a series of addition problems.
Public Schools of North Carolina
Math Stars: A Problem-Solving Newsletter Grade 3
Make sure your class stays up with the times using this series of math newsletters. Including word problems that cover topics ranging from consumer math and symmetry to graphing and probability, these worksheets are a...
Public Schools of North Carolina
Math Stars: A Problem-Solving Newsletter Grade 4
Fresh off the press, these math newsletters will challenge the problem solving skills of your young mathematicians. With an incredibly wide variety of questions covering the topics of arithmetic and geometry, these unique...
CK-12 Foundation
Distance Between Two Points: Segment Addition
Examine the segment addition postulate through an online simulation activity. An interactive lesson allows scholars to manipulate points and watch as the lengths of segments change. Through their study, they are able to apply the Segment...
Curated OER
Fractions: A Conceptual Approach
If you are teaching fractions to elementary learners this year, this Singapore Math presentation is essential to your curriculum. It addresses several basic fractions concepts in conceptual terms and figures, making each idea accessible...
Curated OER
K-5 Mathematics Module: Number and Number Sense
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency...
Curated OER
Intro To The Number Line
Middle schoolers identify numbers as having a magnitude and direction. They practice to order whole numbers and fractions on the number line. In addition, they practice these skills with describing places they've visited before.
Curated OER
A Human Number Line
Eighth graders act out a number line using integers -10 to 10 on large cards. They practice addition and subtraction of these integers to gain explain the relative size of numbers.
Curated OER
Two-Digit Addition Problems With Regrouping
In this math worksheet, students solve two-digit addition problems with regrouping. The worksheet includes a number line to help students solve the problems.
Curated OER
Number Line Locomotion
Here is a great lesson that incorporates movement into academic learning. Pupils improve addition subtraction skills by using number lines and locomotor movement.
Curated OER
Addition & Subtraction
In this addition and subtraction worksheet, students solve 4 different types of problems that include adding and subtracting numbers. First, they write addition or subtraction about each picture. Then, students write the correct...
Curated OER
Adding Signed Numbers
In this middle school mathematics/Algebra I worksheet, students explore addition of signed numbers. Problems are diagrammed on a number line for student interpretation. The six page worksheet contains twenty-five problems...
Curated OER
The Random Walk
Deep mathematical thinking is found with just a coin and a number line. Combining computing some probabilities in a discrete situation, and the interpretation of a function, this simple task gives learners a lot to think about on...
Illustrative Mathematics
How Many Colored Pencils?
Support young mathematicians' interpretation of place value in order to multiply single-digit numbers by 10. The task builds upon and enhances a learners' understanding of place value, a second grade skill, while introducing...
Illustrative Mathematics
Grandfather Tang's Story
It's amazing the complex figures that can be made using only a few simple shapes. Following a class reading of the children's book Grandfather Tang's Story by Ann Tompert, young mathematicians use sets of tangrams to create models...
CK-12 Foundation
Vector Multiplied by a Scalar: Boat Race
Find the right number of vectors to get to the finish line. Using a boat race scenario, pupils add multiples of the same vector together. The scholars use scalar multiplication to speed up the boats in an exciting race to the finish.
CK-12 Foundation
Properties of Multiplication in Decimal Operations: Balloon Animals
Commutive and associative properties are the focus of a five-question interactive. Dealing with decimal multiplication and addition, mathematicians solve multiple-choice and true or false questions using a model that moves balloons along...
Curated OER
Adding and Subtracting: Examples
If you'd like to show learners a variety of ways to solve addition and subtraction problems, consider this slide show. It contains several examples of four-digit addition and subtraction problems that are solved several ways. Vertical...
National Security Agency
Introducing Integers and Their Operations
There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class...
Curated OER
Integers and the Number Line
In this integers and number line worksheet, students solve and complete 27 different problems that include identifying integers on a number line. First, they name the coordinate of each point on a number line. Then, students graph each...
DK Publishing
Addition with 3-Digit Numbers #1
Once your mathematicians can add two-digit numbers, it's time to bring on the three-digit addends. Here are 20 practice problems, each involving two whole-number addends. Learners do not need to regroup for any of these, and they have...
Edline
Adding and Subtracting Integers
When should you use a number line to add and subtract integers, and when should you use absolute values? Complete a set of worksheets designed to reinforce adding and subtracting integers with both standard problems and word problems....
West Contra Costa Unified School District
Adding Numbers
Support math instruction at home with a helpful reference sheet designed for parents. Three pages cover the subject of addition with written details and labeled pictures.