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Lesson Plan
Curated OER

Resistors and Scientific Notation

For Teachers 6th - 9th
Students explain the importance of scientific notation. In this physics lesson, students determine the resistance of resistors using the colored bands. They compare and contrast scientific notation and resistor band notation.
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Worksheet
Helping with Math

#6: Addition and Subtraction Equations (2 of 2)

For Students 7th - 8th Standards
This printable contains 12 basic equations to be solved. The first one is worked out as an example, and the answers for all can be found by clicking on a "Show Answers" box found on the website. The publisher has identified this as...
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Worksheet
Helping with Math

#5: Addition & Subtraction Equations (1 of 2)

For Students 6th - 8th Standards
Single-step addition or subtraction operations are applied in order to solve these 12 simple equations. An answer key is available, not so much for you, but perhaps to be used by learners as a self-correction tool. Note that the...
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Worksheet
Helping with Math

#9: Solving Equations (1 of 2)

For Students 6th - 8th Standards
Twelve very simple equations are presented for learners to solve. What is the value of x? What is the value of n? Individuals apply operations to find the answers. You will find the final answers by clicking on the appropriate box at the...
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Worksheet
Helping with Math

Solving Equations with Two-Stepping! (2 of 4)

For Students 7th - 9th Standards
Multi-step problems are part of the progression when learning to solve equations. These 12 problems require only two steps to arrive at an answer. Either print the page out to assign as homework, or have learners write down the problems...
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Worksheet
Helping with Math

#10: Solving Equations (2 of 2)

For Students 6th - 8th Standards
In this prealgebra activity, pupils perform addition, subtraction, multiplication, or division operations to solve for an unknown. There are 12 problems to be solved. Use this as a quiz to assess how well your class is grasping the skill...
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Lesson Plan
Curated OER

Where am I Located

For Teachers 8th - 10th
Students calculate and find a certain location. In this geometry instructional activity, students examine a coordinate plane for pair of coordinates. They calculate the distance between point using the distance formula and estimation.
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Lesson Plan
Curated OER

Linear Inequalities

For Teachers 9th
Ninth graders explore solving linear inequalities. They discuss vocabulary words and symbols associated with linear inequalities. After a demonstration by the teacher, 9th graders solve and graph inequalities. Students complete a...
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Lesson Plan
Curated OER

Intro to Polynomials

For Teachers 7th
Seventh graders participate in a lesson introducing the mathematical concept of polynomials. They are asked questions and assessed according to the answers given during working in small groups.
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Lesson Plan
Curated OER

Points

For Teachers 3rd - 5th
Students listen to Gill's story and determine how many number points she has. They then find the number of points their own name has and get into groups where all the name points are the same.
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Unit Plan
Goodwill

Gcf Global: What Are Negative Numbers?

For Students 3rd - 8th Standards
Learn all about negative numbers, which are any number less than zero.
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Unit Plan
Khan Academy

Khan Academy: Simplify Roots of Negative Numbers

For Students 9th - 10th Standards
Rewrite square roots of negative numbers as imaginary numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Handout
Math Is Fun

Math Is Fun: The Evolution of Numbers

For Students 9th - 10th Standards
Discusses what numbers are and how our understanding of them has evolved over thousands of years, from simple counting to negative numbers and irrational numbers, for example. Includes a set of practice questions where students identify...
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Unknown Type
Khan Academy

Khan Academy: Subtracting Negative Numbers Intro

For Students 6th - 8th Standards
In this exercise, students practice subtracting negative numbers. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unknown Type
Khan Academy

Khan Academy: Multiplying and Dividing Negative Numbers

For Students 6th - 8th
In this exercise, students practice multiplying and dividing negative numbers. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unknown Type
Wyzant

Wyzant: Simplifying Multiple Positive or Negative Signs

For Students 9th - 10th Standards
Students learn how to simplify multiple positive or negative signs. The resource consists of lessons with examples, a combining like terms calculator, an equation calculator, and a worksheet to check for comprehension.
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Unit Plan
Khan Academy

Khan Academy: Order of Operations With Negative Numbers

For Students 6th - 8th Standards
Practice evaluating expressions using the order of operations. Numbers used in these problems may be negative. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Handout
Purple Math

Purplemath: Practical Algebra Lessons

For Students 9th - 10th Standards
Pre-algebra and algebra lessons, from negative numbers through pre-calculus. Grouped by level of study. Lessons are practical in nature informal in tone, and contain many worked examples and warnings about problem areas and probable...
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Website
Lawrence Hall of Science

The Math Page: Skill in Algebra: Signed Numbers

For Students 9th - 10th Standards
This resource explains positive and negative numbers. There are example problems solved, problems for the student to attempt, and answers to the student problems.
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Unknown Type
Khan Academy

Khan Academy: Equivalent Expressions With Negative Numbers

For Students 6th - 8th Standards
In this exercise, students practice factoring algebraic expressions using the distributive property. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Add and Subtract With Negatives

For Students 9th - 10th Standards
Find a quick, concise explanation of how to add and subtract with negatives. Step by step examples are included to help you understand how to find the sum or difference when negative numbers are involved.
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Unit Plan
New York Times

New York Times: Steven Strogatz on the Elements of Math Series the New York Times

For Students 9th - 10th
[Free Registration/Login Required] On this site, Cornell University mathematics professor, Steven Strogatz, shares his 15-part series of columns on the elements of math. He investigates topics ranging from negative numbers to subtraction...
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Unit Plan
Khan Academy

Khan Academy: Combining Like Terms With Negative Coefficients & Distribution

For Students 6th - 8th Standards
Practice combining like terms using the distributive property. These problems involve adding and subtracting negative numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
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Lesson Plan
Texas A&M University

Wtamu Virtual Math Lab: Beginning Algebra: Multiplying and Dividing Real Numbers

For Teachers 9th - 10th Standards
A good refresher on multiplication and division of real numbers. Covers finding the reciprocal and performing multiplication with positive and negative numbers and zero.