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Lesson Plan
Curated OER

Gravimetric Determination of the Nonvolatile Content of Paint

For Teachers 11th - Higher Ed
Here are the instructions for leading your advanced chemists though the process of measuring the nonvolatile components in a sample of paint. No student handout is provided, so you may want to create one based on the procedure explained....
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Worksheet
Curated OER

Probability and the U.S. Map

For Students 6th - 7th
Learners solve and complete 20 different problems that include using a U.S. map and data table. First, they calculate the probability that they will select a state that begins with each letter of the alphabet. Then, everyone completes...
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PPT
Curated OER

Empirical Formula

For Teachers 9th - 12th
Plenty of time was invested in creating this detailed presentation. The first slide alone includes several steps that support your explanation of percent composition, a precursor to understanding how to write empirical and molecular...
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Lesson Plan
Virginia Department of Education

Ordering Fractions, Decimals, and Percents

For Students 7th
Order up a resource on comparing rational numbers. Scholars order fractions, decimals, and percents by converting to a single form. They conduct a cut-and-paste activity ordering three sets of rational numbers.
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Lesson Plan
Louisiana Department of Education

Fractions, Decimals, and Percents

For Students 7th - 9th Standards
Fractions, decimals, and percents all say the same thing! Show your classes how to convert between the three forms using visual and numeric representations. Then lead them to an understanding of scientific notation.
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Worksheet
Curated OER

Percents

For Students 7th - 10th
There are many ways to look at percentages. Here are eight problems to practice the different ways to calculate percentages based on how the question is asked. There are no examples, just practice problems.
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Worksheet
Curated OER

Family Activity - Color by Numbers: Fractions, Decimals, and Percents

For Students 6th - 8th
Learners solve four short answer problems. They determine the number of each color of candy or paper clip in a bag, and calculate the fractional, decimal, and percentage representation of the color compared to the total number of items.
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PPT
Curated OER

Percent III

For Teachers 6th - 7th
This PowerPoint provides the steps needed to change a fraction into a percent. Each slide displays the steps in written details, along with an actual example of the problem. This PowerPoint is effective in introducing the steps of...
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PPT
Curated OER

Percent I

For Teachers 3rd - 4th
This PowerPoint introduces and defines the concept of percents. The slides contain a thorough definition of percents and examples of how we use percents in our daily lives. This PowerPoint is fantastic way to introduce a unit on percents.
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Lesson Plan
Virginia Department of Education

Formulas and Percent Compositions of Ionic Compounds

For Teachers 9th - 12th Standards
Try not to blind anyone with science by following the safety rules. The lesson plan encourages scholars to form an ionic compound from magnesium and chlorine. Then they determine the empirical formula and determine the mole ratio and...
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Worksheet
Curated OER

Finding Percentages

For Teachers 5th - 7th
Here is an approach to calculating percent with 16 practice problems to solidify the skill. Two examples demonstrate dividing by 100 to get one percent and then multiplying by the percentage in question to get the solution. Learners find...
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Worksheet
Curated OER

Estimating Errors in Chemistry

For Students 9th - 12th
Estimating Errors in Chemistry is a detailed handout that illustrates the importance of calculating the percent error when working in the chemistry lab. There are no actual problems to solve, just notes and examples of calculations. Hand...
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Worksheet
Math Worksheets 4 Kids

Fractions into Percent

For Students 5th - 6th Standards
You have just got to do it! Reinforce math skills with an exercise on converting fractions into percentages.
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Lesson Plan
Virginia Department of Education

Finding the Formula and Percent Composition

For Teachers 9th - 12th Standards
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
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Worksheet
Curated OER

Using Percentage in Compound Composition

For Students 9th - 12th
In this percent composition worksheet, students find the percent of each type of atom in a compound, they find the total mass of a sample and they determine the mass of particular atoms in a compound.
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Worksheet
Curated OER

Error/Uncertainty Analysis Worksheet for ___________________

For Students 9th - 12th
This worksheet is meant to be used in laboratory experiments for which there is an accepted value that pupils are attempting to discover. It asks them to compare their results to commonly accepted values and then to calculate the percent...
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Interactive
Curated OER

Interactive Zone: Percentages

For Students 6th - 8th
Learners calculate the percent of a number.  This one-page worksheet contains 10 problems. Answers are provided.
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Lesson Plan
Curated OER

Condensation Polymerization

For Teachers 11th - Higher Ed
This organic chemistry lab activity is appropriate for teaching polymerization, percent yield, melting point, or the types and uses of polymer materials. Chemistry pupils imagine that they are working for a company to develop a special...
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Worksheet
Curated OER

WS 8.4 Percentage Problems

For Students 10th - 12th
In this percentage worksheet, learners calculate percentages given various types of problems. They calculate percent of compounds in a solution, they calculate mass of compounds given percentages of solutions, and they percentages of...
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Lesson Plan
Curated OER

Fractions Forever!

For Teachers 5th - 8th
Middle schoolers identify proper, improper fractions, and mixed numbers.  They reduce fractions to their lowest terms. They add and subtract fractions with different denominators, and multiply and divide fractions, as well as decimal...
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PPT
Curated OER

Excess Reactant

For Teachers 9th - 12th
Junior chemists discover how to calculate excess reactants, handle limiting reactants, and determine percent yield. After background information is provided, step-by-step examples are solved. You can use this detailed slide show to teach...
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PPT
Curated OER

Fractions, Decimals, and Percentages

For Teachers 4th - 5th
Here is a challenging and educationally sound presentation on how to convert between fractions, decimals, and percents. Youngsters are given many opportunities to make these conversions, and receive good coaching in the teaching slides....
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Worksheet
Curated OER

Percent of Increase and Decrease

For Students 7th - 9th
In this change in percent worksheet, students find the percentage of increase and decrease of a number. There are four problems to solve.
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Worksheet
Curated OER

Percent

For Students 5th - 6th
For this percents worksheet, learners solve 10 fill in the blank problems where they are given a fraction and must convert the fraction to a percent.

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