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Salads
Use a PowerPoint presentation to introduce the classifications for salads in our culture. Viewers take notes and then work through the ratio of ingredients in a vinaigrette salad dressing. Finally, they mix up the vinaigrette. This...
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What Drives the Stock Prices?
Students discover that earnings drive stock prices. They look for earnings growth from the continuing operations of a business. They also use price-to-earnings ratio as one of the tools in choosing stocks for the Global Stock Game.
National Research Center for Career and Technical Education
Health Science: Back to Basics
This lesson focuses on unit conversion, proportions, ratios, exponents, and the metric system. Discuss measurement with your math class and demonstrate how to solve several health-science word problems. Give learners a chance to visit an...
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Relating Percents, Decimals, And Fractions
In this relating percents, decimals, and fractions worksheet, learners, with a partner, problem solve and calculate the answers to twelve word problems and mathematical equations.
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Solving Problems with Proportions
Seventh graders explore the concept of proportions. In this proportion lesson, 7th graders play a review game involving whiteboards. Students work in groups to solve a given proportion the fastest. Students also work in pairs to solve...
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Two for One Box Company
Eighth graders experiment to decide if a box that is twice as big holds twice a much. They work the concept of volume and how changing dimensions affect it.
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Least Squares Fit Line
Students estimate the least squares fit line for a set of data. They understand error involved in least square fit lines. They solve application problems using least square fit lines.
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Currency Exchange
Students investigate the currency exchange rate. In this middle school mathematics lesson, student use proportions to exchange between the U.S. dollar and the euro. Students come up with a product they would like to buy and...
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Atlatl Lessons for Grade 8
Eighth graders explore the weapons of the Aboriginal people. In this eight grade math/science instructional activity, 8th graders collect and analyze data regarding the speed and distance of a dart thrown with an atlatl. ...
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Proportions
Seventh graders participate in a lesson that focuses on having them solve different proportions. The lesson includes an example that the teacher can work from in order to deliver direct instruction.
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Percents
Students explore the concept of percents. In this percents lesson, students discuss the prefix cent and words that contain that prefix. Students make bead necklaces and determine the percentages of certain beads in relation to the necklace.
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Tennis Triangle
Students calculate the height of a tree or flagpole. They measure the shadow of the tree or flagpole and the length of a shadow of a meterstick. Using similar triangles, calculate the heigh. Devise two additional ways in which to measure...
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Proportion Problems
Seventh graders explore the concept of proportions. In this proportions lesson, 7th graders determine which offer is the better deal given two pizza offers. Students use cross products to solve proportions. Students write directions...
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Proportions a/b=c/d
Students calculate distance and proportion of objects. In this algebra lesson plan, students define proportion and how it is used in math. They solve the problem through guided instruction.
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Algebraic Translations
In this algebraic translations worksheet, 7th graders solve 10 different problems related to various algebraic translations. First, they determine the sum of two consecutive numbers. Then, students determine the rates at which two...
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Understanding Fundamental Trigonometric Identities
Students are introduced to the basic trigonometric identities. Using a diagram, they discover why the parts of the unit circle as named as they are and use equations to finalize the Pythagorean trigonometric identities. They also review...
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Scale Basketball
Students understand that a spreadsheet can be used to find the best scale to use in a model. They place the distances of the planets of the solar system to the Sun in one column of the spreadsheet. Students try different scales so that...
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Playing with Money (From the New Zealand Point of View)
Young scholars explore the exchange rates for five countries. They identify the units of currency of a number of countries. Students convert money amounts accurately from New Zealand dollars to another currency. They graph currency...
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Cuisenaire Fractions
Young scholars study fractions by comparing rations using Cuisenaire rods. They make predictions, measure lengths using Cuisenaire rods and explain their answers. Next, they discuss the relationship of the different rods in terms of...
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Sequences, Counting and Probability - Week 4
In this sequence worksheet, students complete problems involving geometric sequences. They identify the nth term in a sequence. Students explore various positions in the Fibonacci sequence. This two-page worksheet contains eight...
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Quadrilaterals
In this quadrilaterals activity, 10th graders solve 10 different problems that include the quadrilateral family and properties. First, they determine the area of a rectangle given the perimeter and length. Then, students determine the...
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Reasoning with Rules
In this reasoning with rules learning exercise, students solve and complete 12 different problems that include applying various rules to solve the equations given. First, they assume all segments are straight and state the rule used to...
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Altitude Locator
High schoolers use protractors, strings, and straws to construct a device used to determine the height of tall objects. In this applied geometry lesson, students use common objects to construct a tangent height guide. They use principles...
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