Curated OER
Estimating School Store Purchases
Learners examine uses for estimating, and round purchase prices to estimate total purchases in a simulated school store setting. They discuss what it means for an item to be on sale, and observe the teacher work through the process of...
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How Electronics Come to Us: Distribution and Use
Students identify environmental challenges that can be solved throughout a product's life cycle. They experiment and examine how we can choose and use products in an environmentally responsible manner. Each student is also involved in...
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Shopping Around
Third graders select a recipe and compare prices for ingredients at two different stores. They select the best place to buy the ingredients and answer questions about the process. They include their data on a spreadsheet related to their...
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Multi-Step Problems
In this multi-step problems activity, students use the numbers within the word problem and multi-step problems to solve the six word problems.
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Planning A Household Budget
Students experience real life by utilizing math skills to plan a household budget and enhance their financial planning skills.
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Graphing Systems of Equations - Word Problemsr
Students solve word problems which involve graphing systems of equations. After discussing methods of solving word problems, the teacher demonstrates how to solve problems which involve graphing. They work together, at their desks, and...
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Regressive Taxes
Students explain that regressive taxes can have different effects on different income groups. They see how a regressive tax takes a larger share of income from low-income groups than from high-income groups.
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Problem-Solving Application: Comparing Prices
In this problem solving activity, students solve 3 problems pertaining to comparing prices in a museum gift shop. Students find the most economical way to buy specified items..
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Write and Evaluate Expressions
In this problem solving worksheet, 3rd graders write and evaluate an expression to solve each of 6 word problems. They work with monetary amounts and whole numbers.
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Leveled Problem Solving Simple Interest
In this simple interest worksheet, students use leveled problem solving and solve the six problems that contain numbers for simple interest.