Worksheet
Helping with Math

Fractions: Subtracting Mixed Numbers (Same Denominator)

For Students 4th - 5th Standards
This straightforward worksheet simply provides practice subtracting mixed numbers. There are 18 problems to solve, all of which deal with common denominators. Not exciting, but serves its purpose.
Worksheet
West Contra Costa Unified School District

Derivation of the Quadratic Formula

For Students 9th - 11th Standards
What connection does the quadratic formula have with a quadratic equation? Using a matching activity, pupils construct the algebraic derivation of the quadratic formula in this Algebra II lesson task. The task provides two variations of...
Lesson Plan
Illustrative Mathematics

Ratio of Boys to Girls

For Teachers 5th - 7th Standards
How many boys are in the class? Here is an introductory exercise describing ratios. The commentary shows different ways learners can approach the problem, using a tape diagram of boys to girls and using a table. The activity includes...
Lesson Plan
PBS

Adding Integers

For Teachers 6th - 7th Standards
Your sixth and seventh graders deepen their understanding of a number line and adding integers in this concrete, hands-on activity. Learners play "Warehouse Puzzle" and then discuss their game strategies and the characteristics...
Lesson Plan
Curated OER

Calculate the Slope of a Line Using Two Points

For Teachers 8th - 11th Standards
Find that slope! This video does an excellent job of demonstrating how to use the slope formula to find the slope of a line using two points. The instructor first reviews the definition of slope of a line, then works three problems using...
Lesson Plan
Curated OER

The Golden Students

For Teachers 6th - 12th
Scholars view the video, "Donald Duck in Mathmagic Land," and discuss examples in nature which have proportions of the golden ratio. They measure and record different body lengths from a worksheet and convert the ratios to equivalent...
Lesson Plan
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Curated OER

Introduction to Exponents

For Teachers 6th - 9th
Problem solve using exponents. Pupils read One Grain of Rice: A Mathematical Folktale and write powers to represent amounts from the story.They compare actual solutions to their predictions and play a game to practice using...
Lesson Plan
Alabama Learning Exchange

Sky High

For Teachers 4th - 5th Standards
How are skyscrapers built? What does it take to make a structurally sound building? How can one work within a budget to complete a building project? These guiding questions will be investigated and answered within a hands-on lesson....
Lesson Plan
Illustrative Mathematics

Art Class, Assessment Variation

For Teachers 7th - 9th Standards
Play with paint and decide the ratio to make different shades of green. When mixing paint colors, your painters should decide which ratios make the same shade and what is needed to mix other ratios for a different shade of green. This is...
Unit Plan
Common Core, Inc.

Multi-Digit Whole Number Subtraction

For Teachers 3rd - 4th Standards
A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...
Lesson Plan
Curated OER

Environment: Water & Air

For Teachers 3rd - 5th
The introduction to the lesson mentions a sailor's limited capacity to store drinking water on his ship. Pupils then set up an overnight experiment to remove freshwater from salt water by distillation. There is a math and map activity to...
Worksheet
Curated OER

Addition and Subtraction Mix--Level 2 Mix

For Students 2nd
Simple addition and subtraction is the focus of this worksheet which has students solve 100 addition problems and 100 subtraction problems involving single and double digit numbers.
Worksheet
Curated OER

Addition and Subtraction Mix--Level 3 Mix

For Students 3rd
Simple addition and subtraction is the focus of this worksheet which has students solve 100 addition problems and 100 subtraction problems involving single and double digit numbers.
Worksheet
Curated OER

Addition and Subtraction Mix--Level 1 Mix

For Students 1st
Simple addition and subtraction is the focus of this worksheet which has students solve 100 addition problems and 100 subtraction problems involving single and double digit numbers.
Lesson Plan
Curated OER

Numerator and Denominator

For Teachers 1st - 4th
Students identify the numerator and denominator of a fraction.
Lesson Plan
Alabama Learning Exchange

Pizza! Pizza! Pizza!

For Teachers 5th Standards
Fifth graders practice using money in everyday situations. They use their addition and subtraction skills as they work in cooperative groups to solve problems involving decimals.
Worksheet
Curated OER

Ready for the EOG

For Students 6th
In this fraction extension worksheet, 6th graders solve 6 problem solving equations with multiple choice answers involving values and algebra.
Lesson Plan
Curated OER

Making Choices

For Teachers 4th - 5th
Students determine that limited resources require choices. They study the basic concept of a budget and use addition, subtraction, multiplication, and division (with whole numbers, fractions, decimals and/or percents, mixed numbers) to...
Lesson Plan
Curated OER

Students' Strides

For Teachers 5th
Complete problems using base ten blocks to see the difference in the place value of a decimal and how it affects a number's value. Learners compare decimal values as well. Ample time for discussion and modeling are allowed in the...
Lesson Plan
Curated OER

Extreme Elevations

For Teachers 7th
Seventh graders use highest and lowest points of land elevation around the world to find the differences. Sea level is zero, so students be operating with positive and negative numbers. After students find the information on the...
Lesson Plan
Curated OER

Multiplication Mania

For Teachers 3rd - 5th
Students multiply by one-digit whole numbers.
Lesson Plan
Curated OER

How Simple Is Your Rational Expression?

For Teachers 8th - 10th
Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...
Lesson Plan
Curated OER

60-30-10

For Teachers 6th - 8th
Pupils use ratios and proportions to represent quantitative relationships as they investigate the concept of how percentages are used by designers. Students decorate the same room using three different percentages of colors.
Lesson Plan
Curated OER

Translate Word Phrases and Sentences into Equations

For Teachers 8th - 11th Standards
Use this video to show your learners an example of how to translate word phrases into an equation to solve a real-world problem. The presenter begins with a review of how to use cross products to solve a proportion, including how to do...