Worksheet
Curated OER

Adding and Subtracting Fractions 2 Worksheet

For Students 3rd
In this fraction activity, 3rd graders answer 12 questions where they add or subtract fractions written horizontally with uncommon denominators. 
Worksheet
Curated OER

Adding and Subtracting Fractions 2 Worksheet

For Students 3rd - 5th
In this fraction worksheet, students answer 12 questions where they add or subtract horizontally written fractions with uncommon denominators. 
Activity
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Resources for Educators

Math & Science Connection

For Teachers Pre-K - 3rd Standards
Whether you're using a collection of Dr. Seuss books to teach basic math skills like counting, adding, and subtracting, or exploring the different states of matter by melting a crayon with a hairdryer, a series...
Lesson Plan
Curated OER

Operations with Positive Fractions and Decimals

For Teachers 5th - 8th
Explore the concept of fractions and decimals! In this fractions and decimals lesson, pupils use fraction tiles to express fractions. They play a fraction review basketball game where when a team gets a question correct they get to shoot...
Handout
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West Contra Costa Unified School District

Dividing Numbers

For Students 3rd - 6th Standards
Three pages make up a reference page designed to help parents understand the concept of division. Division strategies are showcased using detailed descriptions and labeled examples. 
Worksheet
Curated OER

Combining Like Terms

For Students 8th - 9th
In this worksheet, algebra learners solve and complete 20 different equations that include combining like terms. First, they identify and define like terms and how they can be combined in solving an equation. Then, students combine like...
Lesson Plan
EngageNY

The Geometric Effect of Some Complex Arithmetic 1

For Teachers 11th - 12th Standards
Translating complex numbers is as simple as adding 1, 2, 3. In the ninth activity in a 32-part series, the class takes a deeper look at the geometric effect of adding and subtracting complex numbers. The resource leads pupils into what...
Unit Plan
Curated OER

We Are a Fact Family! Integration Is the Key!

For Teachers 1st
Students practice addition and subtraction. In this fact families unit, students practice finding sums and differences for fact families. This unit includes ten lessons with science and social studies integration.
Lesson Plan
Curated OER

Interpreting Line Graphs

For Teachers 5th
Fifth graders interpret line graphs. In this graphing instructional activity, 5th graders first begin by reviewing the difference in bar and line graphs and what they are used for. Students practice interpreting the data on various line...
Worksheet
Curated OER

Arithmetic Revisions

For Students 9th - 11th
In this algebra worksheet, students perform basic addition and subtraction operations by finding the missing digits. There are 30 questions dealing with multiplication, addition and graphing.
Lesson Plan
Curated OER

Using Magnetotactic Bacteria to Study Natural Selection

For Teachers 9th - 12th
Students observe bacteria that are able to orient themselves using the Earth's magnetic field.They comprehend the difference between anaerobic and aerobic organisms. Students can tell the difference of the shape of magnetic force field...
Lesson Plan
Curated OER

Translating Between Verbal and Algebraic Expressions

For Teachers 8th - 10th
Students translate between verbal and algebraic expressions. After folding paper into four sections (multiplication, division, addition, and subtraction), students list code words under the appropriate section title. Next, they...
Worksheet
Curated OER

Complex Numbers

For Students 11th
In this algebra worksheet, 11th graders solve complex numbers using division. multiplication, addition and subtraction. There are 11 questions with an answer key.
PPT
Tech Coach Corner

Diagramming Sentences

For Teachers 8th - Higher Ed
Show this presentation to demonstrate how to diagram sentences. Meant for more advanced grammarians who know the difference between indirect and direct objects, this PowerPoint adds on new elements to each slide. The graphics and sound...
Worksheet
Curated OER

Add and Subtract Two-Digit Numbers

For Students 2nd
Learners complete two double-digit problems, one addition and the other subtraction. They also determine the missing addend in two additional problems. An explanation as to how to solve both problems is included. 
Lesson Plan
Virginia Department of Education

Adding and Subtracting Fractions

For Teachers 4th - 5th Standards
Your learners will enjoy playing a game as a motivator to learning and remembering the adding and subtracting of fractions.
Lesson Plan
Illustrative Mathematics

Velocity vs. Distance

For Teachers 7th - 9th Standards
At the end of this activity, your number crunchers will have a better understanding as to how to describe graphs of velocity versus time and distance versus time. It is easy for learners to misinterpret graphs of velocity, so have them...
Lesson Plan
West Contra Costa Unified School District

Conics Introduction and Parabolas

For Teachers 10th - 12th Standards
Where did conic sections get their name? The equation and graph of a parabola are developed from the definition of the conic section. Teacher examples on graphing the equation and writing an equation from the graph round out the plan.
PPT
Bowels Physics

Work, Energy, and Power

For Teachers 9th - 12th
Work, energy, and their relationship to power: what is the common thread? Explore this with your class as they learn the concepts of work and energy, both kinetic and potential, before completing multiple practice problems to...
Worksheet
Curated OER

Fun Math Worksheet: 2-Digit Addition

For Students 2nd - 3rd
In this horizontal addition practice worksheet, learners solve 15 problems that require them to add 1 or 2-digit numbers to 2-digit numbers.
Lesson Plan
Curated OER

x-rays - the Letter X

For Teachers K
Students demonstrate the ability to draw vertical, horizontal, and diagonal lines, recognize the difference between inside and outside, and create a picture of themselves.
Worksheet
Curated OER

Math Speed Tests Book 1

For Students 1st - 2nd
In this timed math drills instructional activity, students complete two 50 problem tests with mixed addition and subtraction facts to 20. They are presented in horizontal form and may be timed.
Lesson Plan
Curated OER

Pipe Music With Decimals

For Teachers 7th - 8th
Students discuss strategies for solving problems with decimals. They find the sum of problems through recognizing place value and by practicing adding numbers both vertically and horizontally. They read and solve real life word...
Worksheet
Helping with Math

Addition Worksheet: Totals 9 or less (2 of 3)

For Students K - 2nd Standards
There are 36 single-digit addition problems on this page. Some are arranged horizontally and some are arranged vertically. Use this assignment to provide practice with these essential addition skills.

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