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Curated OER
Apple Estimation: Percentages & Subjective Reasoning
Students practice using their estimation skills by utilizing apples. In this percentage lesson, students utilize a scale and an apple to discover the percentage of each bite they take. Students share their data with the rest...
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Multiplication and Areas
Upper graders solve problems involving measurement of squares and rectangles to practice multiplication skills, finding area, and calculating prices and percentages. A performance assessment is included.
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Law of Large Numbers - Hospital
Students explore concepts of probability and independent events. They develop a formula for deviation percentage.
Curated OER
The Business of Interest
Students learn about finance and money management and use math to solve problems, communicate, and explore real life situations as they deal with banks. In this financial management lesson plan, students apply their math skills to real...
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How Taxing are Taxes?
Students explore the ways that taxes are levied based on taxable income. They analyze how a new series of tax cuts might affect people of different income levels and their tax rates.
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Where's the Water? Stream Side Science
After a whole-class discussion of water reservoirs, ten liters of water are given to each lab group to represent Earth's total amount of water. They divide the water into smaller containers, each representing one of those reservoirs. The...
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Lucky Number
Students use data from simulations to make theoretical generalizations. They discuss possible relationships between several given events and gain understanding about their own mathematical intuition about likelihood.
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Buying My First Car
Students pretend they are about to buy their first new car. They must do all the calculations necessary to estimate the cost of purchasing the car. They see that the math they learn in school really does have real-life applications.
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Are You 100%?
Learners use decimals, fractions, and percents to solve problems in a real world setting.
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Buy or Lease an Automobile
High schoolers gather information on 3 new cars they would like to buy or lease, and use mathematical comparisons to decide whether to buy or lease the car.
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The Winning Edge: Probability in Basketball: Lesson 2
Students calculate the probability of a desired outcome based upon a statistically significant number of discrete events (i.e. endgame free-throw attempts). They participate in an online simulation of basketball free throws.
Curated OER
Who Gets Eaten? A Study of Natural Selection
Fourth graders represent a new predator on a population of colored worms. They mathematically determine the effect of the new predator on the survival and reproductive rates of the worms, simulating natural selection at work.