Curated OER
Calculate Percents of Values
In this percent worksheet, students calculate given percents of values, 54 total. A website reference for additional resources is given.
Curated OER
My Test Book: Calculating Percents
In this online interactive math skills worksheet, learners solve 10 multiple choice math problems that require them to calculate percents. Students may view the correct answers.
Virginia Department of Education
Formulas and Percent Compositions of Ionic Compounds
Try not to blind anyone with science by following the safety rules. The lesson encourages scholars to form an ionic compound from magnesium and chlorine. Then they determine the empirical formula and determine the mole ratio and percent...
Curated OER
Estimating Errors in Chemistry
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...
Curated OER
Finding Percentages
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...
Curated OER
WS 8.4 Percentage Problems
In this percentage instructional activity, students 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...
Illustrative Mathematics
Discounted Books
Adolescents love to shop, especially when an item is discounted. Here, shoppers only have a set amount of money to spend. Will they be able to make a purchase with the discount and tax added in? Percent discounts can be calculated...
Virginia Department of Education
Finding the Formula and Percent Composition
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson plan 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...
Curated OER
Percentages
A presentation on how to calculate percentage is here for you. Young mathematicians gain practice in performing the calculations necessary to find a percentage value. Many excellent tips and problems to solve are embedded in the...
Curated OER
Excess Reactant
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...
Illustrative Mathematics
Sale!
Everyone loves a sale, and this worksheet allows learners to calculate which sale is more rewarding. The activity can be adapted for different thinking contexts. The answer key describes different answer choices, some being higher...
Curated OER
Discount and Sales Price
One of the most practical ways to teach about percentages is to use the real-life example of "sale" or "discount" pricing. This presentation poses many of these type of problems for young mathematicians who are trying to master the...
Curated OER
Percent Word Problems
In this online worksheet, students will solve 10 problems involving percents. Answers can be accessed by clicking hint or check.
Curated OER
Calculating Percents 2
In this calculating percents practice worksheet, middle schoolers use their problem solving skills to calculate the percents of the 10 listed numbers.
Curated OER
Percent of a Number
In this percent worksheet, students complete problems such as changing percents to decimals, filling in percentage charts, and more. Students complete 8 problems.
Curated OER
Percent Worksheet 26
In this percentages practice worksheet, students use their math skills to solve 18 problems that require them to calculate the percentages of whole numbers.
Curated OER
Percent Worksheet 20
In this percentages practice worksheet, students use their math skills to solve 18 problems that require them to calculate the percentages of whole numbers and decimal numbers.
Curated OER
Percent Worksheet 16
In this percentages practice worksheet, students use their math skills to solve 18 problems that require them to calculate the percentages of whole numbers.
Curated OER
Percent of Change
In this percent of change learning exercise, students calculate the change in two whole numbers. They compute the percent of change and indicate if it is an increase or decrease.
Curated OER
Convert: Percent to Fraction
In this algebra worksheet, students convert percents to fractions by dividing by 100% and then reducing the fractions as necessary. There are 10 questions.
Curated OER
Changing Percents to Fractions
In this percent worksheet, students convert percents to fractions. This one-page worksheet contains 10 problems. Answers are provided.
Curated OER
Changing Fractions to Percents
In this online math worksheet, students practice changing fractions into percents. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
Curated OER
Changing Decimals to Percents
In this online interactive worksheet, 5th graders change decimals to percents. They read a short explanation of the process then convert 12 decimal expressions to percent format with immediate online feedback.
Curated OER
My Test Book: Percents
In this online interactive math skills activity, students solve 10 multiple choice math problems regarding percents. Students may submit their answers to be scored.