Worksheet
Curated OER

Relate Multiplication and Division

For Students 3rd - 4th
For this word problem worksheet, students solve 6 problems in which they identify the relationship between multiplication and division as inverse operations. They draw arrays and write equations.
Lesson Plan
Curated OER

Introduction to Estimation and Making Arrays

For Teachers 2nd - 3rd
Students explore the concept of estimating and organizing a group of objects into an array to count the exact number of items. They create their own arrays and practice elements of estimation.
Worksheet
Curated OER

Division: Three Digit by Two Digit

For Students 4th - 5th Standards
In this division problem, learners solve for the quotients in 24 three digit by two digit division problems. They use the long division method to find each quotient.
Worksheet
Helping with Math

Division: Four Digit by One Digit

For Students 4th - 5th Standards
Lengthen learners' long division skills with this single-page handout. They must use problem solving skills to find the quotient when a four-digit number is divided by one digit. This is a nice assignment for early in the process of...
Lesson Plan
Curated OER

Math Match Up!

For Teachers 2nd - 3rd
Help learners solve problems using multiplication and repeated addition. Using counters, learners will be paired up to solve problems. They will go through a series of questions and show models with the counters for the solution. Then...
Lesson Plan
Utah Education Network (UEN)

Pattern Search

For Teachers 3rd Standards
Pupils identify and define various mathematical properties, such as the commutative properties of addition and multiplication, and the associative property of addition. They also reason and communicate mathematically by making...
Lesson Planet Article
Curated OER

Fact Families Lessons

For Teachers 2nd - 4th
Have you ever tried using arrays to help you teach the fact families that go with multiplication and division? If not, you should read this article! Some excellent and easy-to-implement ideas are presented, along with some good lessons...
Worksheet
Curated OER

Equal Groups of 5 practice 19.7

For Students 3rd - 4th
In this dividing by five worksheet, students use arrays to write division sentences and solve a word problem. Students write answers to five problems.
Assessment
1
1
California Education Partners

Window Washers

For Students 3rd Standards
Aim high with a task on window washers. An assessment task challenges learners to determine the number of windows two people wash. They do this using a given number of window rows on each side of a building. In addition, they find the...
Lesson Plan
Curated OER

Solar Kit Lesson #13 - Solarize a Toy

For Teachers 7th - 10th
Physical science or technology classes will be invigorated by this challenge: to convert a toy, game, or other device to run on solar power. In doing so, they will design the appropriate solar arrays. This is an A+ lesson, complete...
Lesson Plan
Curated OER

Study Buddies: Fact Families

For Teachers 2nd - 3rd
Second and third graders work with a coach to find multiplication and division fact families. They follow a step-by-step process and notes are provided for the coach.
Lesson Plan
Discovery Education

Sonar & Echolocation

For Teachers 9th - 12th Standards
A well-designed, comprehensive, and attractive slide show supports direct instruction on how sonar and echolocation work. Contained within the slides are links to interactive websites and instructions for using apps on a mobile device to...
Interactive3:18
Scholastic

Study Jams! Multiplication

For Students 3rd - 4th Standards
What does baking cupcakes have to do with multiplication? Watch this video and find out as your class learns that multiplication is the repeated addition of equal groups. Properties of multiplication are also introduced with...
Worksheet
Helping with Math

Division: 3-digit by 1-digit

For Students 4th Standards
Twenty-four problems fit neatly on this division worksheet. For each, youngsters must divide a three-digit number by a single digit. There will be remainders in all of the problems, so make sure not to assign it until you have thoroughly...
Worksheet
Curated OER

Division: 4-Digit by 2-Digit

For Students 4th - 5th Standards
In this division activity, learners complete 18 problems, dividing 4 digit numbers by 2 digit numbers. Worksheet includes link to answers and additional worksheets.
Lesson Plan
Pennsylvania Department of Education

Multiplication Represented as Arrays

For Teachers 3rd
Third graders collect data about themselves and use in a line plot. In this analyzing data lesson, 3rd graders collect various sets of information,create a line plot and compare the data.  Students complete a worksheet on their...
Assessment
1
1
California Education Partners

Four Square Wars

For Students 3rd Standards
Obviously, four is the perfect number when you're playing Four Square. Scholars first use multiplication and division to solve a set of problems on the number of balls needed, the number of games, and the number of players required for a...
AP Test Prep
College Board

Team Problems in Computer Science

For Students 10th - 12th
There is no I in team. Seven team problems provide classmates the opportunity to work with a partner on a task. Projects span the course and require pupils to apply their knowledge. Tasks range from writing the algorithm in English to...
Lesson Plan
Curated OER

One Hundred Hungry Ants (Multiplication and Division)

For Teachers 4th
Fourth graders explore factors of numbers from 1 to 50. They gain practice with basic facts and multi-digit multiplication problems. Students practice the commutative property. They discover the link between multiplication and...
Worksheet
Reading Through History

Patriots and Loyalists

For Students 6th - 8th Standards
Patriots versus Loyalists, a huge divide during the Revolutionary War in what would become the United States of America. An informative resource includes both direct instruction about the two groups and a quiz pupils take after reading...
Lesson Plan
Curated OER

Arrays Hooray

For Teachers 2nd
Second graders write and solve story problems which involve whole numbers, using addition, subtraction, multiplication, or division. They solve multiplication problems by using strategies other than counting all. They interpret and solve...
Lesson Plan
Curated OER

students rotate through four workstations that reinforce the concept of symmetry

For Teachers 2nd
Second graders, in pairs, use arrays to explore the relationship between multiplication and division.
Lesson Plan
Curated OER

Prime and Composite Numbers

For Teachers 5th
Fifth graders use prime factorization to identify prime and composite numbers. They use cubes to find factors. In groups, 5th graders draw rectangular arrays to discover prime numbers under 100.
Lesson Plan
Curated OER

The Commutative Cookie

For Teachers 3rd
Third graders investigate the commutative properties of multiplication and focus upon the setting of cubes in the correct patterns to solve problems. They differentiate between numbers that have multiple factors and prime numbers....