California Education Partners
Window Washers
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...
Howard County Schools
Exit Ticket 3.MD.5
Intended for use as an exit ticket, this activity 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...
Illustrative Mathematics
Summer Swimming
Here is a real-world application for systems of equations. When is it better to pay an enrollment fee and lower daily rate, and when is it better to pay the regular price? The local swim center is having a special offer, reductions in...
California Education Partners
Lashelles Garden
Let knowledge grow bountifully like plants in a garden. Given a diagram of a rectangular garden split into plots, scholars determine the area of the entire garden and the areas of the individual plots. As a culminating activity, they...
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
Counting Objects Up to 120
If you stare at these too long, you might get dizzy! There are 10 arrays of objects for counting on these two worksheets. Learners are instructed to count, and presumably, write each total. None of these go over 120. If...
Delaware Math Cadre Elementary Committee
Operations and Algebraic Thinking
How to use the relationship between multiplication and division to solve math word problems is the focus of the lesson presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then, each group is given...
Curated OER
Hooray for Arrays!
In this math game activity activity, students use their problems solving skills as they play a math game in order to review arrays.
Curated OER
Using Arrays to Show Multiplication Concepts
Learners 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
Arrays To See Multiplication
Fifth graders examine multiplication. They construct arrays to demonstrate specific multiplication facts. They identify examples and non-examples of arrays. Students use counters to model the commutative property of multiplication.
Balanced Assessment
Dot Patterns
Use geometric patterns to teach your class how to write functions. The assessment task has scholars consider a pattern of dots to draw the next picture of the pattern. Pupils then analyze the pattern, which helps them develop a function...
Math Solutions
Race to 20
And they're off! Working in pairs, young mathematicians roll dice to see who can fill in their double ten-frames first. When students finally fill in their arrays, they create addition number sentences that represent their rolls, helping...
California Education Partners
Four Square Wars
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...
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 And Factors
Students participate in a lesson that is concerned with the concepts of arrays and factors. They use a Hershey bar and divide it into segments in order to simulate the arrays. Then students construct other arrays from the leftover pieces.
Curated OER
Hands On: Arrays and the Commutative Property
In this multiplication worksheet, students learn to use arrays when solving multiplication problems. Students also use the commutative property to solve the problems. Students solve six multiplication word problems using arrays and the...
Pennsylvania Department of Education
Multiplication Represented as Arrays
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...
Curated OER
Making Arrays
In this making arrays worksheet, students, working with a partner, study and calculate how to make arrays by completing six exercises.
Curated OER
Multiplication and Division with Arrays
Students practice the commutative property, create and manipulate arrays and multiply and divide numbers.
Curated OER
How Many Pieces of Mail?
Fourth graders explore their multiplication skills. In this number sense lesson, students use their problem solving skills to solve a word problem that requires them to multiply 2 or 3-digit numbers by 1 or 2-digit numbers....
Helping with Math
Multiplication: 2-digit x 1-digit - regrouping
Here is a way to practice one step in the process of multiplying multiple digits: multiply two-digits by single digits! Thirty problems for learners to solve make this a useful assignment to sharpen their skills!
Utah Education Network (UEN)
Pattern Search
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...
Curated OER
Multiplication Review
Review the various ways we multiply. Multiplication is presented as repeated addition, equal groups, and in an array. This is a quick way to go over what we do when we multiply and may be a good tool for a beginning of the year review.
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...