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 instructional activity presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then,...
Curated OER
Long Division in Two Digits
In this math worksheet, students find the solutions to the problems for long division. The answers can be shown in the printable version.
Curated OER
Math Basic Skills Review 2nd Quarter
In this math skills review learning exercise, students complete a variety of multiple choice problems including one digit multiplication with variables, division, patterns, and fact families.
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
Multiplication Versus Addition
Second graders create arrays to study multiplication. In this multiplication lesson, 2nd graders split into teams to complete a multiplication table. One team uses addition to solve the table while the other uses multiplication. Students...
Curated OER
One Hundred Hungry Ants (Multiplication and Division)
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...
Curated OER
Don't Eat the Crayons: Real-Life Multiplication
Third graders use items which come in sets to look for real-life multiples and write multiplication problems. This lesson assess the student's understanding of the meaning of multiplication using an array model and manipulatives.
Curated OER
Area: It's What's on the INSIDE That Counts!
Second graders participate in a series of hands-on, online and multimedia activities that examine the concept of area. They view clips from the animated series Math Monsters and discuss the purpose of area and how it is used in the real...
T. Smith Publishing
The Same Size at the Beach
Rows of Nautilus shells, beach balls, sand pails, and sea gulls array this handout. Kindergartners compare the relative sizes in each row and simply color any that are the same size. This page would make terrific take-home practice for...
Rational Number Project
Initial Fraction Ideas Lesson 4: Overview
First-time fraction fiends make paper-folding models for unit and non-unit fractions. They follow teacher-led directions to make models that show 2, 3, 4, 6, 8, and 12 equal parts. An array of fraction review worksheets are...
Curated OER
Ten More or Ten Less
This set of problems has learners complete a variety of tasks as they practice adding 10 and subtracting 10. An apple tree with two apples isn't very fun; how about one with ten more? They draw the apples onto the tree and write the...
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,...
Curated OER
Unit 2 Sun & Stars
Students describe stellar objects using terms such as stars, planets, satellites, orbits and light. In this sun and stars unit, students research stellar objects through seven individual lessons discovering star characteristics, how...
Curated OER
Year Two: Multiplication and Division
In this multiplication and division worksheet, students go over vocabulary for multiplication and division. Students go over 15 words total.
Curated OER
Relating Multiplication and Division
Students use counters to review arrays and multiplication and learn arrays and division. In this multiplication and division lesson, students use counters to arrange multiplication equations and division equations.
Curated OER
Relate Multiplication and Division
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.
Curated OER
Hands On: Find Factors of a Number
In this factors worksheet, students find factors of three different numbers. They use counters to make arrays to solve each one.
Curated OER
Bigger and Bigger
In this multiplication arrays worksheet, students analyze 5 arrays and write both an addition and a multiplication sentence for each.
Curated OER
Human Coordinate Plane
Middle schoolers sit in 25 desks arranged in a square array. They are a human coordinate plane and each of them is to receive a card with an ordered pair (x,y) on it. They who are not seated distribute the ordered pair cards to the...
Curated OER
Critical Thinking - Week 11
In this critical thinking worksheet, students complete problems which require abstract reasoning and logic. They complete logic puzzles involving sums of an array, finding the maximum number of integers under given conditions, and card...
Curated OER
Use Measurement
In this measurement lesson, students follow the instructions to draw a sandbox on a grid. Students also respond to 2 short answer questions regarding the area question.
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...
EngageNY
Writing Division Expressions
Express division using different expressions. Individuals learn to write division expressions both with and without the division symbol in the 13th activity of a 36-part series. They consider both numerical and algebraic expressions...
Curated OER
Triangular Numbers Are Everywhere !
In this math worksheet, learners observe that the triangular numbers are associated with the sums of consecutive natural numbers beginning with 1.