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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

Ratios, Proportions, and Percents

For Teachers 8th
Eighth graders use ratios and proportions to solve real-life problems.  In this using ratios and proportions to solve real-life problems lesson, 8th graders estimate the cost of a road trip.  Students estimate the distance between two...
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Interactive
Curated OER

A Number is X% of What Number?

For Students 7th - 12th
For this algebra worksheet, students solve for the base of a number given the percent and its partial amount. There are 10 questions.
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Worksheet
Curated OER

Percent of Change

For Students 8th - 10th
In this algebra instructional activity, students convert between percents and decimals. They calculate sales tax, discounts and relative errors. There are 4 questions with an answer key.
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Worksheet
Curated OER

Family Letter and Activity: Cars, Trucks and Percents

For Students 4th - 5th
In this math worksheet, students will take home a letter to their parents explaining that they are studying Chapter 10: Ratio, Proportion and Percent. Then students will complete a homework activity in which they ask family and friends...
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Lesson Plan
Curated OER

Calculating Impervious Cover in the City of Austin

For Teachers 9th - 12th
Students use GIS to calculate park impervious cover in Austin, TX. They consider that there are different types of impervious cover from hard, packed dirt to cement paving. Students consider the limitations of data in several areas...
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Lesson Plan
Curated OER

Number: Percentages

For Teachers 5th - 6th
Students practice and then have a race to calculate percentage and fractional parts. In this percent and fraction lesson, students start with 1% and work their way up.  After each practice a quick race takes place.  Students complete a...
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Worksheet
Curated OER

Atomic Mass, Moles, and the Periodic Table

For Students 10th - 12th
In this periodic table worksheet, students review atomic mass, molar mass, and percent composition of compounds. Then students complete 4 problems.
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Worksheet
Curated OER

Stoichiometry

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

Percent

For Teachers 3rd - 4th
In this percent worksheet, learners problem solve and calculate how to change ten numbers into percents. Students share their answers with their classmates.
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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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Assessment
Curated OER

1999 U.S. National Chemistry Olympiad Part III

For Students 9th - 12th
In this chemistry olympiad laboratory activity, learners design and carry out two experiments. They design one experiment to test for the percent mass of a substance in a solution and they design another experiment to identify two...
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Activity2:09
PBS

Soul Food Junkies: Portions

For Students 6th - 8th Standards
Serve up a rate of percents. The Math at the Core resource investigates the percent of daily value of sodium and saturated fats in different foods. Pupils determine the number of serving sizes they eat of popular snack foods and...
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Worksheet
Teacher Created Resources

How to Calculate Discounts and Sales

For Students 4th - 6th Standards
Teach discounts and sales with a straightforward worksheet. After reviewing the concept, pupils solve word problems related to dollars and percentages. The second half of the sheet prompts learners to continue solving problems related to...
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Assessment
Inside Mathematics

Winning Spinners

For Teachers 9th - 12th Standards
Winning a spin game is random chance, right? Pupils create a table to determine the sample space of spinning two spinners. Individuals determine the probability of winning a game and then modify the spinners to increase the probability...
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Unit Plan
Beyond Benign

All A Loan

For Teachers 6th - 8th
When designing a house, it's important to know about percents. Through a series of three lessons, scholars first review percentages through an activity involving M&Ms and then apply that knowledge to calculate compound interest and...
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Activity
1
1
Teach Engineering

Energy and the Pogo Stick

For Teachers 9th - 12th Standards
Let your class bounce to examine the concept elastic potential energy. Individuals bounce on a pogo stick in order to calculate its elastic potential energy. Groups then compare the elastic potential energy to the gravitational potential...
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Lesson Plan
National Research Center for Career and Technical Education

Depreciation (Double Declining)

For Teachers 9th - 12th
Have you ever been told that your new car begins to lose its value as soon as you drive it off the lot? Aspiring accountants take on the concepts of depreciation and book value through an easy-to-deliver career and technology lesson. The...
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Worksheet
Math Warehouse

Theoretical Probability Activity

For Teachers 6th - 8th Standards
If you keep rolling a die, you'll roll a five exactly one-sixth of the time—right? A probability lesson prompts young mathematicians to roll a die 100 times and use the data to calculate empirical probabilities. They then compare these...
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Interactive
CK-12 Foundation

Displaying Categorical Variables: Spending Habits

For Students 6th - 10th Standards
Bar or circle graph—which is best? Given a circle graph and a total amount of money earned, pupils calculate the amount of money in each category. Learners use the calculated amounts to create a bar graph and compare the two displays.
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Lesson Plan
EngageNY

Why Do Banks Pay YOU to Provide Their Services?

For Students 9th - 10th Standards
How does a bank make money? That is the question at the based of a lesson plan that explores the methods banks use to calculate interest. Groups compare the linear simple interest pattern with the exponential compound interest pattern. 
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Lesson Plan
Curated OER

Fractions to Percents

For Teachers 3rd - 5th
In this percent worksheet, learners problem solve and calculate how to change ten fractions into percents. Students share their answers with their classmates.
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Worksheet
Math Mammoth

Mental Math in Percent Problems

For Students 8th - 9th
In this math worksheet, students are given 21 percentage problems which they are to work out mentally. There are story problems, tables and simple conversion.
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Lesson Plan
Chymist

Alum from Waste Aluminum Cans

For Students 9th - 12th
Turn aluminum cans into pickles! An engaging experiment has learners chemically change aluminum into a substance with many purposes including the manufacture of pickles. After performing the chemical conversion, the experimenters verify...