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Lesson Plan
Curated OER

Percents Less Than One and Greater Than 100

For Teachers 6th
Sixth graders express numbers as percents greater than 100 and less than one. In this lesson on percents, 6th graders work in groups with real life scenarios to develop an understanding on percentages greater than 100 and less than one....
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Lesson Plan
Curated OER

Ratio and Proportions

For Teachers 4th - 6th
Students explore the means and extremes of a proportion, the how to make a scale drawing.
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Lesson Plan
Curated OER

Finding Percent of Change/ Increase or Decrease

For Teachers 7th
Seventh graders explore the skill of finding the increase and decrease of a quantity. Calculating the increase and decrease is covered by a percent. The proporition for finding a percent is also part of the activity.
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Lesson Plan
Curated OER

Fractions, Decimals to Percents

For Teachers 7th
Seventh graders convert fractions and decimals to percents. Using measuring cups, 7th graders model fraction/percent equivalents. They discuss how to change a decimal to a percent. Using the white boards, students review the different...
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Lesson Plan
Curated OER

Science Fair Space

For Teachers 6th - 9th
Young scholars determine the most equitable way to share space and cost between three schools for a fictional science fair. Given a diagram, a word problem, and a data set, students analyze and explain the best way for all schools to...
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Worksheet
Curated OER

Empirical Rule Practice Problems

For Students 9th - 12th
Using the empirical rule for a normal distribution, young statisticians determine the percent of adult women with given heights and weights. They find the percentile rank of a woman of a stated height and find the area under a curve.
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Lesson Plan
Curated OER

Is Bigger Always Better?

For Teachers 6th - 8th
Explore rational numbers with the young mathematicians in your class. They will investigate decimals, fractions, and percents before ordering and comparing rational numbers. This multi-day unit includes differentiation activities and...
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Lesson Plan
EngageNY

Margin of Error When Estimating a Population Proportion (part 1)

For Students 10th - 12th Standards
Use the power of mathematics to find the number of red chips in a bag — it's a little like magic! The activity asks learners to collect data to determine the percentage of red chips in a bag. They calculate the margin of error and...
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Lesson Plan
EngageNY

Changing Scales

For Teachers 7th Standards
Pupils determine scale factors from one figure to another and the scale factor in the reverse direction. Scholars compute the percent changes between three figures. 
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Assessment
Concord Consortium

Hockey Pucks

For Students 5th - 7th Standards
Package design is a mathematical task for any business. Young scholars use a package design to determine the number of packages required for specific shipments. Using ratios, proportions, and fractions, they make decisions about the best...
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Worksheet
Curated OER

Bits and Pieces - More About Percents - Online Manipulatives

For Students 5th - 6th
For this online percentages worksheet, students access the Library of Virtual Manipulatives web site and open the percentage tool. They use the online tool to complete 8 multi-step questions making graphical representations and finding...
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Lesson Plan
Curated OER

The Right Ratio of Rest: Proportional Reasoning

For Teachers 9th - 12th
Students see how NASA scientists are studying the circadian timing system to improve astronaut's physical and mental tasks while working in space. They demonstrate how fractions, decimals, and percents are related.
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Lesson Plan
Florida Center for Instructional Technology

Integrating Mathematics into Literature

For Teachers 4th - 6th Standards
You class will read Cucumber Soup by Vickie Leigh Krudwig as an anticipatory set for this lesson plan on ratios. They make models of the insects in the story and then use them as a source of data for this ratio and proportion lesson...
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Worksheet
Curated OER

Stoichiometry

For Students 10th - 12th
In this stoichiometry activity, students use balanced equations for chemical reactions to determine the percent yield and the mass of product produced. This activity has five problems to solve.
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Lesson Plan
Curated OER

What proportion of rough rice is prepared into consumable rice?

For Teachers 5th
Fifth graders find the percentages of rough rice that can be eaten. For this percentage lesson, 5th graders look at 100 lbs. of rough rice and see the steps needed before it can become the white rice sold in stores. They find the...
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Organizer
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Yummy Math

US Holiday Candy Sales

For Students 6th - 8th Standards
Candy is a big business! Calculate the amount of money consumers spent on major holidays—Easter, Halloween, Christmas, Hanukkah, and Valentine's Day—based on the total amount of candy sales from 2011 and the percentage of each holiday's...
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Worksheet
Lane Community College

Review Sheets: Basic Mathematics 2

For Students 5th - 8th Standards
A good mix of Pre-Algebra problems, learners tackle everything from proportions and equations, to polygons and circles. The sections are broken up by topic with a list of the skills that are required to complete the questions. 
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Worksheet
Curated OER

Proportion to Percentage

For Students 7th
In this division worksheet, 7th graders divide the proportion number given by the whole and move the decimal point to place to find the percent value.
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Assessment
Mathematics Assessment Project

Sale!

For Students 7th Standards
Let's save some money! High schoolers investigate different options for price reductions. They then determine the best and worst sale from a list of options.
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Lesson Plan
Curated OER

Nutrition: A Thematic Unit

For Teachers 1st
Young learners explore nutrition and the food groups in these two mini-lesson plan ideas. First, kindergarteners have a discussion about their health and how different foods contribute to it before making their own personal food pyramid....
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Worksheet
Curated OER

Chapter 2 and 3 Practice Worksheet - Formulas and Compounds

For Students 9th - 12th
For this formulas and equations worksheet, chemistry apprentices write the chemical formulas given the names. They calculate percent composition, balance equations, and calculate the mass of a substance present in a fertilizer. This is a...
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Worksheet
Curated OER

Using the Proportion Method to Solve Percent Problems

For Students 8th - 10th
In this algebra worksheet, students calculate the percents of a number. They convert between decimals and percents. There are 20 questions with an answer key.
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Worksheet
Curated OER

Proportion and Percent

For Students 3rd - 5th
In this worksheet on proportion and percent, students review the concepts, then find the percentage for proportions in 10 word problems.
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Lesson Plan
Curated OER

Problem Solving Using Percentages

For Teachers 8th - 10th
Young scholars explore the concept of percentages. In this percentages lesson, students find the percentages of various colored m&m's in their bags. Young scholars find the cost of items before and after a discount. Students use...

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