PPT
Curated OER

Who Wants to Win Millions: Addition and Subtraction

For Teachers 3rd
Have your pupils practice basic addition and subtraction skills using this presentation in a game format. Learners add and subtract large numbers and answer word problems. This is a great way to review these concepts.
Assessment
Los Angeles County Office of Education

Assessment for the California Mathematics Standards Grade 3

For Students 3rd Standards
Assess scholars' knowledge with a 22-page assessment that covers place value, patterns, probability, estimation, measurement, geometric figures; and their ability to add, subtract, multiply and divide proficiently. 
Interactive
CK-12 Foundation

Expression Evaluation with Different Denominators: Adding Mixed Fractions of Water

For Students 6th - 8th Standards
An interactive challenges mathematicians to add mixed fractions with unlike denominators. Five questions—fill-in-the-blank and multiple-choice—build from one to the next leading the way to an open discussion about denominators and...
Lesson Plan
Curated OER

Problem Solvers

For Teachers 5th - 6th
Fifth and sixth graders compare decimals to the place-value structure in the base-ten number system. They represent fractions as parts of unit wholes, as parts of a set, as locations on a number line, and as divisions of whole numbers....
PPT
Curated OER

Add Like an Egyptian

For Teachers 5th - 7th
Add and subtract 20 interesting problems, all written with ancient Egyptian numbers. A great challenge to increase interest in math and problem-solving skills, kids will work through each problem; answering by drawing the correct...
Worksheet
Curated OER

Identify Patterns

For Students 3rd - 4th
To complete these number patterns mathematicians must determine by what number each is constantly increasing. However, this isn't your typical skip counting; scholars count by numbers like 18, 60, and even 101 to fill in the missing...
Worksheet
Raytheon

Signed Numbers/Integers Worksheets

For Students 6th - 8th
For this positive and negative numbers worksheet, students compute the values indicated using addition, subtraction, multiplication and division, with answer keys included.
Worksheet
Curated OER

Decompose a Factor

For Students 2nd - 5th
Mental multiplication just got easier! Clue your class into this multiplication shortcut as they decompose factors and add smaller products. For the first set of problems, they read the instructions, view an example, and then break down...
PPT
Curated OER

Understanding Place Value: Base Ten Models

For Teachers 2nd - 3rd Standards
As an overview of place value involving numbers in the hundreds, this resource would be incredibly beneficial. There are only a few examples, but the graphics make this concept come alive. In a lower grade classroom, this presentation...
Lesson Plan
Curated OER

Math-Literature Connection: Counting with Jack the Builder

For Teachers K - 2nd
Connect literature (Jack the Builder) with mathematical concepts. In a series of computation, geometry and number sense activities, pupils count on to add, count back to subtract, build cylinders, cones, and rectangular prisms, and name...
Lesson Plan
Curated OER

Order Numbers On a Number Line

For Teachers 5th - 6th
Fifth and sixth graders study the use of a number line to add integers and they observe a teacher demonstration of how to add integers on a number line. Afterward, they construct a number line and use the number line to solve addition...
Worksheet
Curated OER

Three-Addition Addition

For Students 2nd - 3rd
In this finding the sums worksheet, students add three-digit plus three-digit numbers with no regrouping. Students solve 20 problems.
Lesson Plan
Curated OER

The Very Hungry Caterpillar - Teaching Shapes

For Teachers 1st - 2nd
Students identify two- and three-dimensional figures and associate them with real-world objects.  In this geometry lesson, students are read The Very Hungry Caterpillar by Eric Carle and complete several activities including a chart...
Worksheet
Curated OER

Addition: three and two digit numbers

For Students 3rd - 4th
In this addition learning exercise, learners add three and two digit numbers together with regrouping. Students complete 40 addition problems.
Worksheet
Curated OER

Addition: three and two digit numbers

For Students 3rd - 4th
In this addition worksheet, students add three and two digit numbers together with regrouping. Students complete 40 addition problems.
Worksheet
Curated OER

Addition: three and two digit numbers

For Students 3rd - 4th
In this addition activity, students add three and two digit numbers together with regrouping. Students complete 40 addition problems.
Interactive
Curated OER

TAKS Math Quiz-Add More Than 2 Numbers

For Students 1st - 2nd
In this TAKS math quiz worksheet, learners take an online quiz focused on adding more than 2 numbers. Quiz may be graded online by clicking a link.
Worksheet
Curated OER

Addition: one and two digit numbers

For Students 2nd
In this addition worksheet, 2nd graders add one and two digit numbers together with the help of a number line. Students complete 19 problems.
Lesson Plan
Curated OER

Complex Numbers

For Teachers 10th - 12th
In this complex numbers worksheet, young scholars write numbers as a multiple of i. They add and subtract imaginary numbers. Students write complex quotients in standard form. This three-page worksheet contains six problems.
Worksheet
Curated OER

Addition and Subtraction 3 Numbers combination

For Students 5th - 6th
In this computation worksheet, students add and subtract three numbers. The seventeen problems all involve parenthesis. Students use order of operations to correctly solve each problem.
Lesson Plan
EngageNY

Recursive Challenge Problem—The Double and Add 5 Game

For Students 9th - 10th Standards
As a continuation of a previous lesson, this activity builds on the concept of calculating the terms of a sequence. Pupils are challenged to determine the smallest starting term to reach a set number by a set number of rounds. Notation...
Lesson Plan
EngageNY

Complex Numbers as Vectors

For Teachers 11th - 12th Standards
Show your math class how to use vectors in adding complex numbers. Vectors represent complex numbers as opposed to points in the coordinate plane. The class uses the geometric representation to add and subtract complex numbers and...
Interactive
CK-12 Foundation

Prime Factorization: Chocolate Chip Factoring

For Students 6th Standards
An interactive resource challenges mathematicians to show what they know about prime factorization. Five multiple-choice, true or false, and discussion questions use chocolate chip cookies to set a real-world application of the...
Activity
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Terry Kawas

One Hundred Shoes

For Teachers Pre-K - 2nd
Practice counting and patterns in one fun activity! After discussing the word cent and what it means, kids count the number of body parts on the centimeter and add two legs to each. They then determine if there is a faster way to...

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