Pennsylvania Department of Education
Multiplication Using Arrays
Explore the concept of multiplication by using arrays. Classmates use arrays to gain a better understanding of multiplication. They break arrays apart to model the distributive property of multiplication over addition. The relationship...
Curated OER
Using Arrays to Show Multiplication Concepts
Learners practice multiplication concepts. In this multiplication lesson plan, pupils make arrays by using counters and solve various multiplication questions. They model arrays with counters for reinforcement.
Curated OER
Multiplication Strategies - A Day at the Zoo
This is an amazing 33-page resource for teaching multiplication! Your mathematicians will discover the connection between multiplication and repeated addition. They also will work collaboratively with arrays while studying zoo animals....
Curated OER
Study Buddies: Relating Multiplication And Division
These acitivities are designed for two! With a partner, problem solve and calculate the answers to fifteen word problems or mathematical equations. Scaffolding and coaching are included, and as an extension learners are prompted to...
Curated OER
Multiplication: Bugs Can Multiply, So Can I!
Develop multiplication skills with your class. Youngsters will visualize multiplication as repeated addition. Then they will create a multiplication bug book and discover arrays as a strategy for multiplication problem solving....
Curated OER
Multiplying in Any Order
Learners use an array model of multiplication to solve four fill in the blank multiplication problems. A very nice math worksheet.
Scholastic
Study Jams! Multiplication
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...
Curated OER
Using Arrays to Show Multiplication Concepts
Students draw arrays. In this multiplication lesson, students draw arrays, write multiplication sentences for arrays and discuss how changing the order of the factors affects the product.
Curated OER
Building Arrays Using Excel Spreadsheets
Students create arrays using Microsoft Excel. In this technology-based math lesson, students expand their knowledge of multiplication by creating arrays on the computer using a spreadsheet program such as Microsoft Excel.
Curated OER
Multiplication and Division with Arrays
Students practice the commutative property, create and manipulate arrays and multiply and divide numbers.
Curated OER
Hands On: Arrays and the Commutative Property
In this multiplication worksheet, students learn to use arrays when solving multiplication problems. Kids also use the commutative property to solve the problems. Students solve six multiplication word problems using arrays and the...
Curated OER
Basic Multiplication Facts - MathKeys Software
Students explore multiplication concepts. In this multiplication lesson, students define "array" and draw several arrays to represent multiplication number sentences. Students construct arrays on the computer using MathKeys software.
Curated OER
Relating Multiplication and Division
Help the class determine missing factors in equations by creating arrays. Through modeling and practice, they come to see the inverse relationship between multiplication and division. As an assessment, individuals build their own array...
Curated OER
Chocolate Bar Math
How many ways can you use a chocolate bar to engage mathematical reasoning? This slideshow gives you seven to choose from. Part/whole, fractions, counting, and using chocolate bars as arrays are only a few. Note: This is a presentation...
Curated OER
Skipping Into Multiplication
Young mathematicians study the relationship between skip counting and multiplication. They build on skip counting skills and examine arrays while studying multiplication. Resources are provided.
Curated OER
"Just Cruising"
Practice writing the same number sentence in a variety of ways. Learners will explore math cruise ship problems to write equivalent sentences. Then complete word problems which have been included in multiple languages.
Howard County Schools
Exit Ticket 3.MD.5
Intended for use as an exit ticket, this worksheet can be used as an extension to a lesson, test, or even homework. Learners complete three tasks that involve finding the area of a figure in square units. Young mathematicians can be...
Curated OER
Handcarts - A Unique Form of Transportation
An interesting historical fact about how handcarts benefitted to the Mormon pioneers is the context behind this math lesson. Using given facts and figures regarding the handcart, pupil pairs create math word problems, share them with the...
Curated OER
Halves, Thirds, and Sixths
An excellent activity that effectively pulls together the concepts of area, fractions, and equivalent fractions! Using 3x2 rectangular arrays, 3rd graders are introduced to the concept of area in terms of square units. Building on this...
Curated OER
Area Model of Multiplication Using Base 10 Manipulatives
Explore two-digit multiplication with your class as they work in groups to build models of two-digit multiplication using base 10 manipulatives. They construct rectangles replacing standard numbers with equivalent place values using the...
Houghton Mifflin Harcourt
Unit 2 Math Vocabulary Cards (Grade 4)
The 28-page resource contains cards with terms relating to multiplication from inverse operations to front-end estimation to array. Each sheet contains two cards; one with the word and one with the definition.
Computer Science Unplugged
Card Flip Magic—Error Detection and Correction
I can find the error in an array of cards? After watching a demonstration class members search for the error is the provided cards. The resource provides a real-life example of using ISBN numbers in error detection and using check sums.
Curated OER
Hooked On Problem Solving
Fourth graders use properties of operations and problem-solving strategies to do mental calculations, and look for patterns in the solutions. They create an array, using each of the digits 1-9 exactly once to form addition problems...
Curated OER
Little Magic Squares
Students and teacher talk about arrays of numbers like the ones in A Square of Circles. They check to see that the rows all have the same sum; that the columns all have the same sum; and that the diagonals have the same sum.