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1999 U.S. National Chemistry Olympiad Part III
In this chemistry olympiad laboratory worksheet, 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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Percent to Fraction
For this percent to fraction worksheet, students convert percents with numbers and fractions into fractions. Students complete 9 problems.
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Calculate Percent of Value
In this percent of values instructional activity, students calculate the percent of 38 given values. A website reference is given for additional activities. A website reference is given for additional activities.
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Compare Percent and Decimals
In this comparing percents and decimals activity, students complete 5 problems comparing and writing which is more. Work space and answers are provided.
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Compare Percent and Decimal
In this percents and decimals worksheet, students compare the percents of a number to a decimal and decide which is more. Students complete 5 problems.
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Calculate Percent
In this percent activity, students calculate the percent of given values. A website reference is included for additional resources.
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Calculate Calculate Percent of Values
In this percent worksheet, students calculate percent of 54 values. A website reference is given for additional resources. Answers are included.
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Calculate Percents of Values
In this percent worksheet, learners calculate given percents of values, 54 total. A website reference for additional resources is given.
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Convert Percents to Decimals
In this percents to decimals worksheet, students convert a total of 9 numbers to decimal form. An answer key is included on page 2.
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Calculate Percent of Value #2
In this algebra worksheet, students calculate percent of given values. A website reference is given for additional resources.
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Calculate Percent of Value
In this algebra worksheet, students calculate percent of 54 values. A website reference is given for additional resources. An answer key is included.
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Percents, Decimals, and Fractions
In this Algebra I activity, 9th graders convert percentages to decimals and fractions. The one page interactive activity contains ten problems. Answers and a hint are provided.
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Fraction to Percent
In this fraction activity, 6th graders convert the given fractions into percentages. Students solve for six problems, some having mixed numbers and answers greater than 100 percent.
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Percent of Decrease of a Number
In this percent of decrease of a number worksheet, students solve 4 problems using work space provided. Answers are included on page 2.
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Using Percents to Calculate Tips
Pupils learn how to calculate 10% and 15% of a number to calculate tips. In this percents lesson plan, students watch a video and complete a handout on moving the decimal place and calculating tips.
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Finding Percent-Decimal Method
In this finding percent learning exercise, learners use the decimal method and solve 5 problems using work space provided. Answers are included.
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What Number? Percents
In this percents worksheet, students use work space provided to solve and find numbers whose percentages are given. Answers included on page 2.
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Elastomers: The Best Bungee Cord
Students examine elastomeric polymers in a lab activity in which they design a bungee cord. Students must determine the tensile strength, percent elongation, and plot stress versus strain graphs for their experiments on rubber bands...
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...
Pingry School
Determination of the Percent Hydration and the Simplest Formula of a Hydrate
Does the crystal structure of a hydrated solid determine the proportion of water absorbed, or does the application of heat change the absorption? Scholars experiment with both variables to determine the answer. They add their collected...
Curated OER
What Percentage of Time Do You Spend Doing Daily Activities?
Engage your kids with an intriguing, real-life exploration that covers several areas in math, and allows for natural academic differentiation.
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How Big Is That Star?
Aspiring astronomers study stars. They compare stars and explain the relationship between radius, mass, and diameter. By creating a star simulation, they discover how a binary star system's orbit can cause changes in the observed...
Curated OER
Hydrogen Peroxide Analysis
A scenario is presented for chemistry techs to address. Using titration techniques, they must analyze hydrogen peroxide solution samples. They evaluate accuracy and precision in the process. They also gain experience consulting the MSDS...
Math Worksheets Land
Multistep Ratio and Percent Word Problems - Matching Worksheet
Increasing and decreasing values happen every day and your learners will be prepared after practicing this worksheet. Show them how ratios are a convenient method to convert between values to get the answer they need. Resource also comes...
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