Illustrative Mathematics
Reasoning about Multiplication
In critiquing someone else's theory, learners share insight into their own understanding of mathematical concepts. Fifth graders will explore the notion that products are always larger than their factors. While this statement is...
Illustrative Mathematics
Reasoning about Multiplication and Division and Place Value, Part 2
The learner puts reasoning and estimation to work. The directions are to place a decimal in the answer to make the equation true. Pupils are to look at the two problems, one multiplication and one division, and estimate an answer. No...
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
Multiples
A great worksheet for scaffolding critical thinking about mathematical concepts. This resource provides students with a brief explanation of multiples followed by 29 practice problems which gradually increase in difficulty. Several...
Curated OER
Solving Equations by Factoring
In this algebra worksheet, learners use the Zero Product Property to solve polynomial equations by factoring. Application problems are included. The one page interactive worksheet contains fifty-four problems. The...
Curated OER
Pumpkin Multiplication and Division Facts Puzzle
Fifth graders practice multiplication and division facts while completing a pumpkin coloring sheet. In this multiplication and division lesson, 5th graders color based on the answers and the color key.
Curated OER
Using a Multiplication Table
Third graders study introducing the concept of using a multiplication table. In this multiplication facts lesson plan, 3rd graders use the table to fill in the products for the factors zero to five and ten.
Curated OER
Ravishing Rings (Multiplication with a Snack)
Students understand multiplication through the use of snack manipulatives. In this multiplication lesson, students solve a multiplication problem using pretzels and then create and answer original problems. Students analyze how they got...
Virginia Department of Education
Multiplying Polynomials Using Algebra Tiles
Tiles are not just for algebra—see how they can help with multiplication too. Young mathematicians learn to use algebra tiles to model the multiplication of polynomials. A follow-up worksheet provides practice with the skill.
California Education Partners
Improving Our Schools
Split the work three ways. Learners use their knowledge of fractions to solve problems dealing with splitting up work loads evenly between three groups. Scholars determine the fractional portion of work each group will do along with...
K12 Reader
The Product-Quotient Connection
How are multiplication and division connected? Read a passage about inverse operations to find out how you can use products and quotients to check your work when completing an equation from the opposite operation.
California Education Partners
Theater Field Trip
Here's an assessment task that's better than watching a show. Young mathematicians solve word problems involving multiplication and division with equal groups. They must find the total number of attendees on a trip to a theater based on...
Curated OER
Multiplication Word Problems
You can use this resource to introduce younger learners to word problems involving multiplication. The concept is described, and example is provided, and then they can practice by solving each of the three practice problems provided. The...
Curated OER
Multiplication Versus Addition
Second graders create arrays to study multiplication. In this multiplication instructional activity, 2nd graders split into teams to complete a multiplication table. One team uses addition to solve the table while the other uses...
Curated OER
Properties of Multiplication
Fifth graders examine the process of multiplication and the relationship between addition and multiplication. They observe the teacher model a variety of problems on the board, and identify properties of multiplication. Students...
Curated OER
Repeated addition, Multiplication and Division
Not only will your class practice solving addition, multiplication, and division word problems, but they also have the opportunity to try to put the mathematical expression into words. These skills will help your students with future...
Curated OER
Multiplication & Division by 2-digit Whole Number (2.3)
In this multiplication and division worksheet, students multiply and divide by two-digit whole numbers to find the products and quotients. Students solve thirteen number problems and word problems.
EngageNY
Grade 5 Math Module 1, Topic A, Lesson 1
Extend the place value system. The first lesson plan in a series of 18 extends the place value system to millions through thousandths. Using place value charts, pupils see how the value of a digit changes as it moves places. Teachers use...
Baylor College
Air: The Math Link
Inflate this unit on the science of air with these math skills practice and word problems. Accompanying the children's story Mr. Slaptail's Secret, this resource covers a wide range of math topics including the four basic...
Under the Dome
Card House
Mathematics is stronger than a card house. Pupils watch a video of the beginning of the building of a triangular card house. Scholars come up with questions they wonder about from the video and ask for more information to arrive at an...
Helping with Math
Multiplication: 2-digit x 2-digit
Number crunchers sharpen their math skills as they solve 30 problems requiring them to multiply two-digit numbers by two-digit numbers. Assign this as homework or use it as an assessment after practicing the skill together in class.
EngageNY
The Division of Polynomials
Build a true understanding of division of polynomials. Learners use their knowledge of multiplying polynomials to create an algorithm to divide polynomials. The area model of multiplication becomes the reverse tabular method of division.
EngageNY
The Geometric Effect of Multiplying by a Reciprocal
Class members perform complex operations on a plane in the 17th segment in the 32-part series. Learners first verify that multiplication by the reciprocal does the same geometrically as it does algebraically. The class then circles back...
EngageNY
Using Matrix Operations for Encryption
Data encryption is an important security measure for sensitive data stored on computers. Pupils learn how to utilize matrices for creating code. They also get a great review of matrix multiplication, inverse matrices, and the identity...