This math site gives the formula for taking the dot product of two vectors, gives properties of dot products, (commutative, associative, and distributive), how to find the derivative of a dot product. This site has links to several other...

The purpose of this task is to have learners think about the meaning of multiplying a number by a fraction, and use this burgeoning understanding of fraction multiplication to make sense of the commutative property of multiplication in...

Explores the commutative, associative, and distributive properties of integers, and rules for adding and subtracting them.

How can you represent the area of a diagram using numerical expressions? Students connect their knowledge of area and equivalent expressions to the commutative and distributive properties for day 2 of this investigation.

Explore commutative, associative, and distributive properties for multiplication and addition and how they are related.

[Free Registration/Login may be required to access all resource tools.] A collection of resources that teach students that, unlike multiplication of numbers, matrix multiplication for square matrices is not a commutative operation, but...

A huge collection of teacher resources in basic multiplication and division. Information on multiplication as repeated addition and division as repeated subtraction. Includes worksheets, games, PowerPoint presentations, smartboard...

Explains how to perform matrix multiplication, including how to perform products on two block matrices. Also has links to related topics.

The basic identities and properties of addition and multiplication are listed. No explanation, simply the identities.

Playing a game for the order of operations engages students in math fact review and builds fluency.

Writing word problems reinforces understanding of the order of operations.

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.

Sixth graders are presented with a completed multiplication equation and are asked to use it to find the answers to seven other equations. To do this, they must use their reasoning and estimation skills. Aligns with 6.NS.B.3.

By now, students have learned that fact families include both addition and subtraction facts. They have also learned that by reversing the order of the addends, they can form related addition facts with the same sum. The students will...

A guide to support parents as they work with their students in multiplication and division with units of 0, 1, 6-9, and multiples of 10.

[Free Registration/Login may be required to access all resource tools.] In this lesson students solve equations by combining like terms. Students examine guided notes, review guided practice, watch instructional videos and attempt...

[Free Registration/Login may be required to access all resource tools.] Simplify products or quotients of single variable expressions

[Free Registration/Login may be required to access all resource tools.] Evaluate and simplify variable expressions involving integer multiplication

Students will use pictorial models to write as many equations for each picture as they can. Multiple variations and extension ideas are included in this lesson.

As a whole class, the teacher presents students with 3 numbers on cards, such as 5, 8, and 3. The teacher asks the students to find all the ways the numbers can be put together in addition or subtraction sentences. This lesson includes...

[Free Registration/Login may be required to access all resource tools.] The video describes how to determine which addition fact is related to the given addition problem. The video uses vocabulary of addends and sum. The video is...

When you go to camp, you expect to have a great time and learn a lot. The Camp Add 'Em Up lesson series is designed to guide a first grade student through development of addition and subtraction strategies through patterning. This lesson...

The numbers in an addition number sentence (addends) can be added in any order and the sum remains the same.

Students apply their knowledge of surface area and volume to solve some problems for a box company. This lesson contains a detailed lesson plan, video explanations, rubrics, group work guidelines, slides containing problems, and...