Worksheet
Curated OER

Division with Dividends to 99

For Teachers 4th - 5th
In this math activity, students find the answers to the following long division problems. The problems can have remainders.
Worksheet
Curated OER

Long Division in Two Digits

For Teachers 4th - 5th
In this math worksheet, students find the solutions to the problems for long division. The answers can be shown in the printable version.
Lesson Plan
Curated OER

Finding Sums to 6

For Teachers Pre-K - 2nd
Students explore the additive identity property where they add multiple numbers to get to the number 6. In this number 6 lesson plan, students also work on their addition charts.
Lesson Plan
Curated OER

Finding Addition Patterns

For Teachers Pre-K - 2nd
Students practice finding the sums of two-one digit numbers. For this addition lesson plan, students also record facts onto an addition chart.
Lesson Plan
Curated OER

Square Numbers

For Teachers 4th
Fourth graders use square tiles to help them explain the concept of square numbers.
Lesson Plan
Curated OER

Area Explorations

For Teachers 4th - 5th
Students explore the area of rectangles. They practice finding area by playing an onliine computer activity where they calculate the area of a rectangle to solve a problem.
Unknown Type
Khan Academy

Khan Academy: Math: 3rd Grade: Understand Multiplication Using Groups of Objects

For Students 3rd Standards
Math practice exercise on using arrays and repeated addition to visualize multiplication.
Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Number Story Arrays [Pdf]

For Students 2nd - 3rd Standards
A number story activity for students to practice addition of equal groups and multiplication.
Lesson Plan
Better Lesson

Better Lesson: Writing Equations for Arrays

For Teachers 2nd Standards
Second graders will learn how to make number sentences for an array by walking around the classroom and writing number sentences for the different arrays the teacher hangs around the room. A video is included, along with examples of...
Interactive
Khan Academy

Khan Academy: Intro to Multiplication

For Students 3rd Standards
Guided questions with explanations using equal groups, arrays, and repeated addition as an introduction to multiplication.
Lesson Plan
Better Lesson

Better Lesson: Skittle Arrays

For Teachers 2nd Standards
Skittles - yum!! You will instantly have your student's attention when you teach about arrays using Skittles. This detailed lesson plan walks you through the steps, provides worksheets for varying math levels, and includes a video of the...
Unit Plan
Khan Academy

Khan Academy: Multiply With Arrays

For Students 2nd - 4th
Practice multiplying 1-digit numbers using arrays. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Khan Academy

Khan Academy: Meaning of Multiplication

For Students 2nd - 4th Standards
Practice representing multiplication as equal groups, repeated addition, or arrays. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints. Video content is available for...
Interactive
Khan Academy

Khan Academy: Intro to Multiplication

For Students 3rd Standards
Explains what multiplication is and how to represent it using equal groups and arrays. Also looks at the strategies of repeated addition and skip counting and how they can be used to solve multiplication problems. Includes practice...
Unit Plan
PBS

Pbs: Modeling Fraction Multiplication Using Arrays

For Students 3rd - 5th Standards
This video illustrates a word problem involving the multiplication of fractions using an array to model the solution visually. The problem involves puffins, arctic birds that live in colonies and fish to feed their young.
Activity
OnlineMathLearning.com

Online Math Learning: Addition and Arrays (Grade 2)

For Teachers 2nd Standards
A list of suggested activities for addressing CCSS 2.OA.C.4 where students work with arrays and repeated addition. Includes a problem for a 3X5 array and its solution in a video. [8:23]
Lesson Plan
Better Lesson

Better Lesson: Multiplication Facts With Arrays

For Teachers 3rd Standards
Third graders are expected to fluently multiply and divide within 100. This allows students to practice their math facts and then check their work using area models.
Lesson Plan
Better Lesson

Better Lesson: Arrays Focusing on Rows and Columns

For Teachers 3rd Standards
Third graders develop a meaning of multiplication through the use of arrays.
Lesson Plan
Other

Nearpod: Multiplication of Whole Numbers

For Teachers 3rd - 4th
In this lesson on multiplication, students will understand and model arrays to help them multiply and count efficiently in everyday situations. They will also practice multiplication facts.
Lesson Plan
Other

Nearpod: Identity Property of Multiplication

For Teachers 2nd - 4th
In this lesson on the identity property of multiplication, students explore arrays, learn key vocabulary, and write equations.
Lesson Plan
Other

Nearpod: Multiplication: Valentine's Edition

For Teachers 3rd
In this lesson plan, 3rd graders will use arrays, repeated addition, skip counting, and equal groups to solve multiplication word problems. The lesson plan has a Valentine's Day theme.
Lesson Plan
Other

Nearpod: Commutative Property of Multiplication

For Teachers 2nd - 4th
In this instructional activity on the commutative property of multiplication, students explore arrays, learn key vocabulary, and write equations.
Handout
Cool Math

Coolmath: Coolmath4kids: Multiplication: Equal Groups

For Students 2nd - 3rd Standards
Uses visual models to explain what multiplication is and includes sample problems to try.
Unit Plan
Khan Academy

Khan Academy: Intro to Associative Property of Multiplication

For Students 4th
An introduction to the associative property of multiplication. Includes examples and practice problems throughout, along with explanations of solutions.

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