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Lesson Plan
Curated OER

Geometric Properties

For Teachers 9th - 12th
Students find triangular angles using the angle theorem. In this geometry activity, students describe labeled triangles, use the pythagorean theorem, and rewrite information about triangles in standard form.
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Activity
Illustrative Mathematics

Mixed Numbers with Unlike Denominators

For Teachers 5th Standards
There is more than one way to add mixed numbers. This worksheet asks 5th graders to find and record two ways. The purpose is to help pupils realize there are different ways to reach a common solution in math. The two most common ways are...
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Worksheet
2
2
Macquarie University

Factorizing Algebraic Expressions

For Students 8th - 10th Standards
In this comprehensive worksheet, mathematicians solve and complete various types of problems on factoring and using the quadratic formula. This worksheet also includes the use of factoring to simplify rational expressions. Overall, it...
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Worksheet
2
2
Curated OER

Multiplying Polynomials

For Students 8th - 9th
In this polynomials worksheet, students solve and complete 20 different problems that include multiplication. First, they multiply the first terms of each binomial. Then, students multiply the outside terms and then the inside terms....
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Worksheet
Curated OER

4.3 Introduction to Probability

For Students 8th - 10th
In this probability activity, students find the experimental probability of given events. This one-page activity contains eleven problems.
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Lesson Plan
Curated OER

Addition and Subtraction Facts to 20

For Teachers 2nd - 3rd
Fact families, and the relationship between addition and subtraction are the foucs of this lesson. Learners explore strategies to help with their addition and subtraction facts. They use doubles, related facts, and fact families to help...
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PPT
Curated OER

Rounding

For Teachers 2nd - 4th Standards
The two rules of rounding are expertly-covered in this math PowerPoint. Young mathematicians are instructed to look at the number to the right of the place value they must round to. If the number is 0-4, the number stays the same. If the...
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Lesson Planet Article
Curated OER

Challenge Your Middle Schoolers with Mathematical Strategy Games!

For Teachers 5th - 9th
Help learners develop the ability to think logically and mathematically, in a really fun and engaging way.
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Worksheet
Curated OER

Division of 3-Digit Decimal Numbers

For Students 4th - 6th Standards
Move that decimal up into the quotient! Mathematicians practice long division with three-digit dividends that have decimals to the hundredths place. All the divisors are single-digit numbers, and there are two examples demonstrating the...
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Worksheet
K-5 Math Teaching Resources

Adding Mixed Numbers (Unlike Denominators)

For Students 3rd - 6th Standards
Mix things things up in your elementary math class with a series of problem-solving exercises. Presented with a series of mixed number word problems, young mathematicians are asked to solve them by using either visual fraction models or...
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Printables
1
1
Houghton Mifflin Harcourt

Unit 1 Math Vocabulary Cards (Grade 5)

For Students 5th Standards
Associative property of addition, exponents, and variables are a few of the terms that a set of flash cards includes and are designed to support math vocabulary instruction. Cards offer a a bold-faced font as well as a thorough...
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Lesson Plan
EngageNY

Addition and Subtraction Formulas 1

For Teachers 11th - 12th Standards
Show budding mathematicans how to find the sine of pi over 12. The third lesson in a series of 16 introduces the addition and subtraction formulas for trigonometric functions. Class members derive the formulas using the distance formula...
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Worksheet
Curated OER

Adding Fractions

For Students 4th - 5th
Each of these 20 fraction pairs needs to be totaled, but that's not all there is to do! Scholars find the least common denominator first, then reduce the answer to simplest form if needed. These practice problems are excellent in the...
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Lesson Plan
Illustrative Mathematics

Guess My Number

For Teachers 7th - 9th Standards
Make a game out of solving equations. This particular activity works well for pairs of learners. Follow the instructions to have player one pick a number and player two verbally give an equation. Participants need to make sense of a...
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Worksheet
Teacher's Guide

Addition Odd or Even Valentine's Day

For Students K - 6th Standards
Get in the Valentine's Day spirit with an addition learning exercise. Scholars solve problems and color answers different colors depending on whether they are even or odd.   
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PPT
Curated OER

Adding in Our Heads

For Teachers 2nd - 3rd
A good presentation on adding two-digit numbers. Learners are shown how to partition the numbers before trying to add them in their heads. A frog is the featured teacher of the PowerPoint, and he leads viewers through many problems and...

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