Worksheet
Curated OER

Unit 5: Worksheet 2 - Ratios

For Students 8th - 10th
In this ratio instructional activity, students investigate the relationship between the ratio of two sides of similar triangles. Afterwards, they convert fractions, decimals, and percents. This three-page instructional activity...
Lesson Plan
Curated OER

Ratios and Proportions

For Teachers 9th - 11th
Students solve problems involving percents and ratios. In this algebra lesson, students convert decimals to percents and percents to decimals. They solve problems involving algebraic expressions and four different kinds of percent problems.
Interactive
Curated OER

Percentages

For Students 9th - 12th
In this online math worksheet, high schoolers practice converting from decimals to percents. When complete, students submit their answers and get instant feedback regarding their accuracy.
Lesson Plan
Curated OER

Shots, Standings, and Shopping

For Teachers 6th - 8th
Rates and ratios can easily be applied to real-world situations. Learners explore a series of websites in order to procure comparable data. They define ratios and rates, view videos, and use the internet to explore how ratios and rates...
Lesson Plan
Curated OER

Three Math Musketeers

For Teachers 3rd - 4th
Students engage in the opportunity to convert and rename fractions along with decimals and percents. They recognize the relationship between fractions, decimals, and percents. They apply fractions, decimals, and percents to real-world...
Lesson Plan
Curated OER

Decimals and Percents

For Teachers 6th - 8th
Students examine numbers to change them from decimals to percents.  In this decimals and percents lesson, students complete a worksheet to understand the process of changing decimals to percents.
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...
Worksheet
Houghton Mifflin Harcourt

Intensive Math

For Students 5th - 8th Standards
Three chapters worth of integer, fraction, and decimal problems to give you every type of question your learners need to be a successful mathematician. Thankfully the work has been done for you and this is a huge resource full...
Lesson Plan
Council for Economic Education

Calculating Simple Interest

For Students 6th - 12th Standards
How much is owed? A calculated resource introduces the simple interest formula with a video that describes how to use it. Classmates then show what they know by answering questions within a simple interest worksheet.
Assessment
Noyce Foundation

Mixing Paints

For Teachers 6th - 7th Standards
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...
Worksheet
Curated OER

Calculating Simple Interest

For Students 6th - 7th
In this math activity, students investigate the concept of paying interest on a loan. Students read 10 problems where they look at a picture of something they are going to buy at a certain price and interest rate. Students calculate the...
Lesson Plan
Curated OER

The "Heart" of the Problem

For Teachers 7th - 9th
Students explore mathematical operations while studying nutrition. In this physical fitness lesson plan, students explore calories, pulse rate, and the circulatory system. Students use mathematical data to create a healthy physical...
Lesson Plan
Curated OER

Home Sales Records

For Teachers 9th - 12th Standards
Teach your class how to calculate monthly payments on a home mortgage. In this percent lesson, high schoolers calculate the monthly payment on a home mortgage, and compare different lengths of time and the interest rates for national...
Worksheet
Curated OER

Percentages

For Students 6th
In this percentages worksheet, 6th graders solve and complete 13 various types of problems. First, they convert the percentages to fractions and simplify. Then, students convert the percentages to decimals. In addition, they find the...
Lesson Plan
Curated OER

Tax, Tip and Discount Word Problems

For Teachers 8th - 9th
Students solve problems involving tax, tips and discounts. In this algebra lesson, students convert between percents and decimals. They calculate commission using conversion from percents and fractions.
Activity
Teach Engineering

About Accuracy and Approximation

For Teachers 5th - 7th Standards
How accurate are robots? Groups draw lines by moving robots backwards and forwards by one rotation of the wheels. Using the appropriate formula, they determine the percent error in the length of the lines in relation to the calculated...
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
Curated OER

Bargain Town, USA

For Teachers 3rd
Third graders discuss discounts and walk around classroom labeled with lots of discounted merchandise. They complete a worksheet converting original prices to new bargain prices.
Lesson Plan
Curated OER

Fra-Per-Dec

For Teachers 6th - 8th
Students explore the concept of ordering fractions and finding equivalent fractions. In this ordering fractions and finding equivalent fractions instructional activity, students play a card game where students must collect 5 cards with...
Worksheet
Curated OER

Percentages

For Students 5th - 6th
In this percentages worksheet, students study the information and examples on a one page text. Students then solve 14 problems in which decimals and percentages are converted. Students also convert percentages to fractions.
Lesson Plan
Curated OER

Proportions in Stories

For Teachers 8th - 10th
Students solve problems dealing with ratios and proportions. In this algebra lesson, students rewrite word problems using equations and symbols. They correctly convert between percents and decimals.
Lesson Plan
Curated OER

Ratio Relationships

For Teachers 9th - 11th
Students solve for the different ratio and proportion of a problem. In this geometry lesson, students show their knowledge of how to solve proportional relationships. They convert between percent, decimals and fractions.
Worksheet
Curated OER

Introduction to Percentages

For Students 5th - 6th
In this percentages worksheet, students are introduced to the concept of percentages as another way to represent fractions and decimals. Students read the instructions and examples and solve 20 problems. This is an online activity that...
Lesson Plan
Curated OER

Math, Calories and You

For Teachers 5th - 8th
Discover the connection between calories and weight. Pupils multiply their body weight times calorie estimates for various physical activities to calculate calories burned per minute and per hour. Worksheets a well as website links are...