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Activity
Education Development Center

Adding Fractions with Unlike Denominators

For Teachers 4th - 5th Standards
If the fractions don't have a common denominator, make them have one. Learners first read and analyze a conversation of pupils trying to add 2/5 and 1/2. They compare the process of adding fractions to the process of adding quantities...
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Lesson Plan
Curated OER

Word Clue and All About Me Problem Solving

For Teachers 5th
Fifth graders practice solving word problems using highlighted strategies. In this word problem instructional activity, 5th graders brainstorm and  use words as clues that indicate the math operations that will be used to solve...
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Interactive
CK-12 Foundation

Multiplying Matrices by a Scalar: Column Vectors

For Students 10th - 12th Standards
Make connections between vectors and matrices through multiplication. Scholars use the interactive to view the effect of multiplying a matrix by a scalar. The interactive displays the resulting matrix and its corresponding column vectors...
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Worksheet
Curated OER

Rationals

For Students 9th
In this rational numbers worksheet, 9th graders solve 14 various types of problems relating to rational numbers that include simplifying each equation and reducing to lowest terms to using the order of operations to simplify equations....
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Worksheet
Curated OER

Matrix Multiplication

For Students 11th
In this matrix multiplication worksheet, 11th graders solve and complete 8 different problems that include a number of steps in an activity. First, they use the matrix illustrated to respond to various questions referring to it. Then,...
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Worksheet
Curated OER

Integers

For Students 8th
In this integers activity, 8th graders solve 10 various types of problems to include rewriting each statement using the convention for Positive integers and then calculate their answer. They also rewrite each statements without the...
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Lesson Plan
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Curated OER

Invitation to Integers

For Teachers 5th - 7th
Students find zero pairs and add integers using zero pairs and a number line. They generalize rules for adding integers. Students complete a matching activity on the Internet that helps them practice adding integers.
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Worksheet
Curated OER

Problem-Solving: Use Money problem solving 20.9

For Students 3rd - 4th
In this solving consumer math word problems worksheet, students write answers showing the steps to understand, plan, solve, and check their answers. Students write four answers.
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Lesson Plan
Curated OER

Mental Multiplication and Division

For Teachers 4th - 5th
Young scholars practice multiplication and division problems using mental math. They play the online game ArithmAttack to complete as many multiplications or divisions as possible in 60 seconds. Afterward, they complete a paper based...
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Worksheet
Curated OER

Mathematics Word Problems About the 1800s

For Students 4th - 6th
In this history and math worksheet, learners solve 20 problems pertaining to life in America in the 1800s. Students read four paragraphs and solve the five problems using that information. Basic math operations are used.
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Worksheet
Curated OER

Fact Families: Add to 8

For Students 1st - 2nd
In this fact family practice worksheet, learners fill in the blanks in 8 number sentences so each of the 8 number sentences add up to make 8.
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Unit Plan
NASA

Food For Thought

For Teachers 5th - 8th Standards
Science can be quite tasty. A delectable unit from NASA shows learners why it's important to consider food, nutrition, and health in space. Four lessons explore the idea in great depth, including testing cookie recipes. Along the way,...
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Worksheet
Curated OER

Count by 5's Teaching Idea

For Students K - 2nd
Creating while learning is great for visual, spacial, and kinesthetic learners. First graders can use the provided quilt squares to construct their very own count by 5 quilt. Each quilt square shows a picture of a hand with a 5s number...
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Lesson Plan
Curated OER

Just the Facts! Exploring Order of Operations and Properties of Real Numbers

For Teachers 6th
Sixth graders explore the concept of order of operations. In this order of operations lesson, 6th graders view a powerpoint about order of operations in society. Students post on a blog about order of operations.
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Lesson Plan
Curated OER

Simplifying Expressions Using the Order of Operations

For Teachers 6th - 8th
Students explore the concept of order of operations. In this order of operations activity, students discuss the order of operations when simplifying expressions. Students discuss the importance of order in their lives such as getting...
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Worksheet
Curated OER

Math Literacy

For Students 4th - 5th
In this math activity, students match the words that coincide with the correct operation. They complete the sentences with the right calculations.
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Lesson Plan
Curated OER

Got These Properties? (Commutative in Addition/Zero in Addition and Subtraction)

For Teachers 2nd
Second graders examine the commutative property of addition and the property of zero in addition and subtraction. They complete an asessment worksheet to gain practice reading and working number sentences horizontally and vertically.
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Lesson Plan
Curated OER

Mystery Operations: Math, Patterns, Logic

For Teachers 7th - 12th
In this activity the computer/teacher makes up a mystery operation, and you have to figure out what the operation is. You give the computer/teacher two numbers to calculate, and it tells you the answer. This is your first piece of...
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Lesson Plan
Curated OER

The Nuts and Bolts of a Mathematical Expression

For Teachers 4th
Fourth graders complete a worksheet that asks them to order operations within a mathematical expression. students evaluate the expressions in the correct order using mental math and paper. The results are recorded on the worksheet.
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Lesson Plan
Curated OER

Operations with Decimal Numbers

For Teachers 6th
Sixth graders demonstrate operations with decimal numbers. In this computation instructional activity, 6th graders play the game "Diabolical Decimals." The objects of this game is to construct the largest number after rolling a die five...
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Worksheet
Curated OER

Order of Operations A

For Students 6th - 8th
In this math worksheet, students solve the problems using the order of operations with the solutions for the expressions. The answers are found on page two.
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Worksheet
Curated OER

Challenge: Choose the Operation

For Students 3rd - 5th
In this choose the operation worksheet, students complete 5 word problems based on a scenario given at the top of the page. A reference web site is given for additional activities. Answers included.
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Worksheet
Curated OER

Problem Solving: Choose the Operation

For Students 2nd - 3rd
For this problem solving worksheet, students complete a set of 5 word problems, choosing the correct operations to complete each. Answers are included on page 2.
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Lesson Plan
Curated OER

Order of Operations D

For Teachers 6th - 8th
In this math worksheet, students solve the problems using the order of operations and the example. The answers are found on page two.