Worksheet
Curated OER

Board Game

For Students 4th - 6th
In this percents worksheet, students roll the dice and say a problem that fits the percentage in the space. Students complete 20 spaces total.
Worksheet
Curated OER

Rate Distortion

For Students 12th - Higher Ed
In this rate distortion worksheet, students solve 4 different sets of problems that include defining the rate distortion curve in various situations. They construct a rate distortion curve by plotting and angle against a particular line...
Worksheet
Curated OER

Solving Algebraic Equations

For Students 6th
In this algebraic equations learning exercise, 6th graders solve and complete 9 different word problems that include various types of equations. First, they find consecutive even numbers and write an equation to solve. Then, students...
Worksheet
Curated OER

Probability

For Students 8th
In this probability worksheet, 8th graders solve 10 different problems that include determining a probability of events as a percentage. First, they determine the probability that a marble drawn will be green. Then, students determine a...
Lesson Plan
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Can I Afford This Apartment?

For Teachers 8th - 12th
Students explore the concept of cost of living. In this cost of living lesson plan, students calculate the cost of living in an apartment along with other living expenses.
Lesson Plan
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CheMATHstry That Sticks Right to You

For Teachers 9th - 11th
Students find the percent composition of sugar in the gum. In this chemistry lesson, students calculate percent error from the experiment. They use dimensional analysis to convert between units.
Worksheet
Curated OER

Percentages: Decimals To Percent

For Students 4th - 7th Standards
In this percentages worksheet, students write twelve decimals as percentages and twelve percentages as decimals. Students check their answers with the key when they are finished.
Worksheet
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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.
Worksheet
Curated OER

Topics in Math

For Students 10th - 11th
In this consumer mathematics worksheet, students explore a variety of topics in mathematics including simple interest, perimeter, area, volume, translating words into symbols, percentage problems and mortgage calculations. The fourteen...
Lesson Plan
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What Part of the Earth's Surface is Covered by Oceans?

For Teachers 3rd
Third graders investigate oceans. In this Earth science lesson, 3rd graders predict how much of the Earth's surface is covered by oceans. Students determine if their predictions are accurate by throwing a globe to...
Worksheet
Curated OER

Practice Problems: Standard Scores

For Students 10th - 12th
In this standard scores worksheet, learners find the percentile rank of given numbers.  This one-page worksheet contains 8 problems.  Answers are provided.
Lesson Plan
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How Many Types of Rice Are There?

For Teachers 6th
Sixth graders investigate the cultivation and variation of rice around the world.  In this food lesson, 6th graders read about the process of bringing rice from a farm to your dinner plate and which types of rice grow in which...
Lesson Plan
Curated OER

The 3 R's of Common Denominators

For Teachers 3rd
Third graders are shown an alternative method of determining the lowest common denominator of two or more unequal denominators. They complete a worksheet.
Lesson Plan
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Finding Sales Tax

For Teachers 7th
Seventh graders investigate sales tax. Following a teacher demonstration, they find sales tax and the total cost of items. In groups, classmates choose items from a menu that they would like to purchase. Each student figures the sales...
Lesson Plan
Curated OER

Molarity, Excess and Percent Yield

For Teachers 10th - Higher Ed
In this molarity worksheet, students are given balanced equations and they are to calculate the mass or volume of reactants and products. Students calculate the theoretical, percentage, and actual yield for chemical equations. This...
Lesson Plan
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Determining the Age of Fossils

For Teachers 9th - 12th
Students examine the concept of radioactive dating. In this radioactive dating lesson, students investigate how to determine the ages of fossils and rocks as they learn about half-life radioactive decay.
Lesson Plan
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A Budget Can Help Young People Cut Their Spending

For Teachers 9th - 12th
Students explore the concept of budgeting. In this budgeting lesson, students read an article about how a budget helps young adults keep track of their spending. Students discuss financial issues that young adults have to deal with as...
Lesson Plan
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Operations for Problem-Solving

For Teachers 7th - 9th
Students examine a problem and develop the best method to arrive at the solution. In this math lesson, students apply basic math skills by coming up with the correct steps to solve a word problem. ...
Lesson Plan
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Maps as Models of Earth

For Teachers 8th
Eighth graders use different types of maps to find locations and surface features.  In this map-reading lesson students use a compass to find direction.
Lesson Plan
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A Statistical Look at Jewish History

For Teachers 6th - 10th
Students complete their examination over the Jewish Diaspora. Using population figures, they discover the importance of percentages in exploring trends. They use their own ethnic group and determine how it is represented in the United...
Lesson Plan
Texas Instruments

Math TODAY for TI-Navigator System - Is Leisure Time Really Shrinking?

For Teachers 9th - 12th Standards
High schoolers organize data from the USA TODAY Snapshot, "Is leisure time really shrinking?" into two scatter plots and determine the quadratic model for each scatter plot. They determine if these graphs intersect and learn the concept...
Lesson Plan
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Mining an Ore

For Teachers 9th - 12th
Students investigate how to determine the percent composition of a mineral in an ore. For this mining an ore lesson plan, students use chocolate chips cookies to represent an ore and they remove precious minerals (the chocolate chips)...
Lesson Plan
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Not Everything is More Expensive

For Teachers 4th - 5th
Students compare prices and determine percent increases and decreases of items in order to make wise purchases. In this percent increases and decreases lesson plan, students calculate the amounts based on grocery store ads.
Worksheet
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Mixture Word Problems

For Students 9th - 10th
In this algebra worksheet, learners solve word problems related to mixtures. They figure out cost per kg, concentration of chemicals and percent of mixtures. There are 12 problems with an answer key.