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
Working with larger arrays
Fifth graders use arrays to show the meaning of multipication in selected situations. They practice using large and small arrays. The lesson has numerous activities, which gives students more opportunities to display academic growth.
Curated OER
Multiplication and Division with Arrays
Students practice the commutative property, create and manipulate arrays and multiply and divide numbers.
Curated OER
Multiplication: 2-digit x 1-digit to 99
In this multiplication practice learning exercise, 3rd graders sharpen their math skills as they solve 30 problems that require them to multiply 2-digit numbers by 1-digit numbers.
Helping with Math
Multiplication: 2-digit x 1-digit to 999
Thirty quick problems make this an ideal assessment when learners are working with two-digit multiplication. Note that this has been identified by the publisher as aligned to meet CCSS.Math.Content.4.NBT.5, it is rather simple and likely...
Curated OER
Math Match Up!
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...
Alabama Learning Exchange
Finding Prime
Fifth and sixth graders explore prime numbers. They work with a partner to build rectangular arrays using twelve tiles. Factor pairs are noted and recorded on graph paper. Pupils construct rectangular arrays with a prime number and...
New York City Department of Education
Isabella’s Garden
Create rows and rows of vegetables. Pupils use their knowledge of multiplication to find the number of vegetable shoots planted in a garden and ways to arrange the vegetables in the performance task. Teachers use the suggested unit...
EngageNY
The Distributive Property and the Products of Decimals
Make multiplication of decimals easier by applying the distributive property. Pupils investigate how they can use the distributive property to multiply decimals. After learning the strategy, they work on some practice problems at...
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.
Curated OER
The Difference of Two Squares
Young scholars practice the use of number properties through exploring the difference of two squares, creating an array model for multiplication, and work with decimal numbers. In groups, students explore patterns in an array and...
Curated OER
Partial Products
Young scholars use the partial products algorithm to complete multiplication problems. For this partial products lesson plan, students are introduced to the algorithm and connect the relationship to multiplication and division problems.
Curated OER
Distribution Property Of Multiplication Over Addition
Fourth graders complete problems where they demonstrate their knowledge of the distributive property of multiplication. In this distributive property lesson plan, 4th graders are provided with worksheets.
Curated OER
Fact Families Lessons
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...
Curated OER
Connecting Algebraic Reasoning to Models
Students analyze relating a model to an algebraic equation and visa versa. Patterns are reviewed in detail and then in pairs new models are created and then translated into a word problem or equation. They illustrate their models on...
Pennsylvania Department of Education
Volume of Compound Figures
Fifth graders use patterns, models and relationships to solve equations. In this equations lesson, 5th graders define vocabulary for equations and complete worksheets explaining variables and solving problems.
Curated OER
Math 5 - Act. 01: Multiplication Strategy Review
Fifth graders play a game to practice all of the strategies for multiplication they have memorized.
Curated OER
Multiplication of Whole Numbers
Multiplication facts should be more than memory; help scholars understand what happens when they multiply using visual math. They examine three arrays of images and choose the multiplication equation that corresponds numerically. Then,...
Helping with Math
Multiplication: 2-digit x 2-digit - no regrouping
For those who are just starting out with multiplying multiple digits, this is an appropriate assignment. No regrouping is required as mathematicians find the product for 30 different problems. Answers are provided.
Curated OER
Picture Board
Learners divide a poster board so everyone gets the same amount of area to decorate. Youngsters talk about the different ways to divide a rectangle. They measure their lines to make sure that each piece is equal and then decorate their...
Curated OER
Choosing a College
How can mathematics help scholars choose a college? High schoolers learn how they can use decision matrices to rank colleges based on selected criteria. They also see how to weigh criteria using multiplication of the decision matrix by a...
Curated OER
Arrays Hooray
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...
Illustrative Mathematics
Comparing Products
How can 5th graders show understanding that 30 x 225 is half of 60 x 225 without completing the computation? They can use an area model and draw it out. An array, or an open array, is an area model that allows for young learners to...
Curated OER
Mathematics Within: Algebraic Processes and Its Connections to Geometry
Fifth graders discover the connections between algebra and geometry. With a focus on arrays and factors, they are introduced to multiplication. They develop an array for multiples of 2 through 10 and identify the factors of each row....