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Worksheet
Curated OER

Inverse Relationships Add/Subtract [D]

For Students 3rd - 4th
In this inverse relationship worksheet, students use information given to fill in boxes, determining the inverse relationship of one problem to another.
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Worksheet
Curated OER

Inverse Relationships Add and Subtract [C]

For Students 2nd - 3rd
In this inverse relationship worksheet, students use information given to fill in blank boxes showing the inverse relationship of addition and subtraction problems.
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Lesson Plan
Curated OER

Inverse Relationship Between Addition and Subtraction

For Teachers 1st - 2nd
Elementary schoolers review their knowledge of addition and subtraction through studying fact families. They use cubes to help them add or subtract. Students answer the teachers question with addition and subtraction fact answers.
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Lesson Plan
Curated OER

Matrix Madness!!

For Teachers 9th - 11th
Perform operations to add, subtract, multiply and divide matrices. Then solve problems with vectors using matrices. A three day lesson: Matrix Madness, Mystical Matrices, and Decode the Encode. The last lesson has prizes that the class...
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Lesson Plan
Curated OER

Inverse Relationship Between Addition and subtraction

For Teachers 1st
First graders review number facts to illustrate the relationship between addition and subtraction. In this inverse relationship lesson, 1st graders write an addition sentence and then invert the numbers to show the subtraction fact.
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Lesson Plan
Curated OER

Doing Battle With Radical Equations

For Teachers 9th - 12th
Students observe and solve examples of equations involving radicals. They complete a Doing Battle With Radical Equations worksheet and checklist.
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Lesson Plan
Curated OER

Topsy-Turvy Math With Rational Numbers

For Teachers 4th
Fourth graders complete a worksheet. As a whole class, 4th graders hear a lecture and complete a worksheet on factors, multiplicative inverses and reciprocals, finding the quotient of two fractions and the division of fractions to...
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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...
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Lesson Plan
Curated OER

To Quote or Not to Quote

For Teachers 6th - 10th
Introduce your middle and high schoolers to the correct use of quotation marks. They identify examples of correct and incorrect quotations in magazines and edit a paragraph in groups. Use this lesson as a way to reinforce proofreading...
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Lesson Plan
Curated OER

Integer Arithmetic

For Teachers 6th - 8th
Young scholars solve integer-based problems. They add and subtract integers as well find missing integers. They represent a scenario involving positive and negative integers and solve it.
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Lesson Plan
Curated OER

Squirt

For Teachers 4th
Fourth graders using the idea of "how many more squirts" fill a container to develop multiplicative thinking. They also investigate the idea of conservation of volume when working with oddly shaped containers. They attempt to use...
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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

Is Your Square Complete?

For Teachers 9th - 12th
Students practice solving quadratic equations using a form called Complete the Square.
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Unit Plan
EngageNY

Complex Numbers and Transformations

For Teachers 11th - 12th Standards
Your learners combine their knowledge of real and imaginary numbers and matrices in an activity containing thirty lessons, two assessments (mid-module and end module), and their corresponding rubrics. Centered on complex numbers and...
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Lesson Plan
Curated OER

Multiplication Mania

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

Mixed Expressions and Complex Fractions

For Teachers 10th - 12th
Students are introduced to mixed expressions and complex fractions. They work through several problems with the instructor and then complete a worksheet.
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Lesson Plan
Curated OER

Escape Velocity

For Teachers 9th - 12th
Students compute minimum velocity, using square roots.
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Lesson Plan
Curated OER

Dividing by 3's

For Teachers 3rd
Third graders review and practice strategies for solving division problems. In this division by 3's lesson, 3rd graders play games, use an interactive whiteboard, create flashcards, and solve word problems. 
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Assessment
Inside Mathematics

Party

For Teachers 8th Standards
Thirty at the party won't cost any more than twenty-five. The assessment task provides a scenario for the cost of a party where the initial fee covers a given number of guests. The class determines the cost for specific numbers of guests...
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Lesson Plan
Curated OER

Finding the Acceleration Due to Gravity

For Teachers 6th - 12th
Students calculate acceleration due to gravity.
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Lesson Plan
Curated OER

Junk Yard Math

For Teachers 3rd
Third graders explore the process of place value and subtraction through regrouping and borrowing exercises. Several activities using manipulatives are utilized in the lesson.