+
Lesson Plan
Curated OER

Introducing the Concept: Rates

For Teachers 5th - 6th
Sixth graders explore rates as a specific type of ratio, using visual examples of unit rates and unit prices to increase comprehension. They also practice solving problems that are modeled by the instructor. The well-scripted lesson is...
+
Lesson Plan
Curated OER

Introducing the Concept: Proportions

For Teachers 5th - 7th
Students measure distances. In this proportions lesson, students use a map to find how far it is between different cities. Students use their knowledge of measurement, multiplication and fractions to find the distances.
+
Lesson Plan
EngageNY

Dividing Segments Proportionately

For Students 9th - 12th Standards
Fractions, ratios, and proportions: what do they have to do with segments? Scholars discover the midpoint formula through coordinate geometry. Next, they expand on the formula to apply it to dividing the segment into different ratios and...
+
Worksheet
Curated OER

Unit 5: Worksheet 2 - Ratios

For Students 8th - 10th
In this ratio worksheet, students investigate the relationship between the ratio of two sides of similar triangles. Afterwards, they convert fractions, decimals, and percents. This three-page worksheet contains approximately 35...
+
Activity
Curated OER

Sore Throats, Variation 1

For Teachers 6th - 8th Standards
Why does Nia's water taste saltier than Trey's if she put more into her cup than he did? Math masters set up proportions in order to compare the mixtures. This task effectively has learners apply the concepts of ratio and proportion to a...
+
Lesson Plan
EngageNY

Trigonometry and the Pythagorean Theorem

For Students 9th - 11th Standards
Ancient Egyptians sure knew their trigonometry! Pupils learn how the pyramid architects applied right triangle trigonometry. When comparing the Pythagorean theorem to the trigonometric ratios, they learn an important connection that...
+
Lesson Plan
EngageNY

The Definition of Sine, Cosine, and Tangent

For Students 9th - 10th Standards
Introduce your classes to a new world of mathematics. Pupils learn to call trigonometric ratios by their given names: sine, cosine, and tangent. They find ratios and use known ratios to discover missing sides of similar triangles. 
+
Lesson Plan
Curated OER

"NSN, Fractions, Percents, Ratios, Rates" Investigations

For Teachers 6th
Sixth graders engage in an investigation about the concepts related to fractions. They read, represent, compare, and order proper and improper fractions, and mixed numbers. They demonstrate an understanding of relationships involving...
+
Assessment
Noyce Foundation

Photographs

For Teachers 6th - 7th Standards
Scaling needs to be picture perfect. Pupils use proportional reasoning to find the missing dimension of a photo. Class members determine the sizes of paper needed for two configurations of pictures in the short assessment task.
+
Lesson Plan
Curated OER

Punch Mix-up

For Teachers 5th
Fifth graders discuss the relationship between equivalent fractions, ratios, and proportions. In this fraction lesson, 5th graders answer questions about a punch mixture in order to find the ratio of ingredients.
+
Assessment
Noyce Foundation

Snail Pace

For Teachers 6th Standards
Slow and steady wins the race? In the assessment task, scholars calculate the rates at which different snails travel in order to find the fastest snail. Hopefully, your class will move much more quickly in finishing the task!
+
Lesson Plan
Curated OER

Two for One Box Company: Student Worksheet

For Teachers 5th - 6th
Fifth and sixth graders work alone or in pairs to determine the volume of paper boxes of various dimensions. Pupils write ratios of dimensions and volumes.
+
Lesson Plan
University of Arkansas

Twizzling Fractions

For Teachers 3rd - 5th
Using food as a manipulative is one of the best ways to incorporate hands-on learning in the classroom. This hands-on approach allows young mathematicians to compare, order, and identify fractions with the use of Twizzlers® and fraction...
+
Lesson Plan
EngageNY

What Is a Trigonometric Identity?

For Students 10th - 12th Standards
Protect yourself from identity theft! Establishing a strong understanding of the Pythagorean identity allows learners to prove that sine^2x + cos^2x = 1. They then use the identity to find sine or cosine ratios given the other.
+
Lesson Plan
EngageNY

Percent and Rates per 100

For Teachers 6th Standards
What percentage of your class understands percents? Pupils learn the meaning of percents based upon rates per 100 in the 24th lesson plan in a series of 29. They represent percents as fractions, decimals, ratios, and models. The scholars...
+
eBook
CK-12 Foundation

CK-12 Middle School Math Concepts - Grade 6

For Students 6th Standards
Twelve chapters cover a multitude of math concepts found in the Common Core standards for sixth grade. Each title provides a brief explanation of what you will find inside the chapter—concepts from which you can click on and learn more...
+
Lesson Plan
Curated OER

A Recipe For Success

For Teachers 6th
Sixth graders explore a relevant application of ratios and proportions. They apply this concept through guided practice and interactive feedback.
+
Lesson Plan
Curated OER

Jazz and Math: The Beat Goes On

For Teachers 6th - 12th
Students collect real data through listening, counting and timing jazz pieces.They use ratios, rates, and proportions to report collected data and demonstrate an understanding of the concepts of rhythm and tempo in music.
+
Worksheet
Curated OER

Similar Triangles

For Students 10th
In this similar triangles worksheet, 10th graders solve and complete 10 different problems related to determining the sides of similar triangles. First, they write three equal ratios to show the corresponding sides that are proportional....
+
Lesson Plan
Curated OER

PrimeTime Math: Cliffbound!

For Teachers 6th - 7th
Students are involved in a cooperative learning environment that analyzes fractions, ratios to time and distance, equivalent fractions and numerical relationships and expressions in quantitative problems. They take notes, relate...
+
Worksheet
Curated OER

Proportions

For Students 7th - 8th
In this proportion worksheet, students identify equivalent fractions and solve proportions. This one-page worksheet contains ten problems.
+
Lesson Plan
Curated OER

Mixing Colours

For Teachers 4th - 6th
Young scholars explore ratios and their relationships to fractions. They explain the process of identifying ratios and describe their comparison. Students write ratios as fractions and by using colons. They convert the ratios to...
+
Lesson Plan
Curated OER

Flying with Fractions

For Teachers 6th - 8th
Students test their knowledge of the Wright Brothers and their aircraft, and compute ratio of two numbers to determine the ratio between wing span and length of aircraft.
+
Worksheet
Curated OER

Math Homework: Fractions

For Students 5th - 6th
In this fractions worksheet, students complete true/false questions, find equivalent fractions and use order of operations to solve problems that included exponents.