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Published byMelvin Matthews Modified over 9 years ago
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Chapter 3 – Problem Solving Calls for reform repeatedly include the need to improve the teaching and learning of mathematics by engaging students in more problem-solving tasks
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George Polya Understand the problem –Examine the information, Identify the question Devise a Plan –Make a list, Draw a picture, Guess and check Carry out the plan –Modify as needed Look back –Make sure the answer is reasonable
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NCTM Standard Build new mathematical knowledge through problem solving Solve problems that arise in mathematics and other contexts Apply and adapt a variety of appropriate strategies to solve problems Monitor and reflect on the process of mathematical problem solving
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NET-S Standard Students use technology resources for solving problems and making informed decisions Students employ technology in the development of strategies for solving problems in the real world
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Two important issues Via technology, “problem solving can focus on more real-life issues and on the process of problem solving…rather than the complicated mathematical computations. Rather than teaching students about problem solving, educators need to think about teaching students via problem solving. (Masingila, Lester, and aymond, 2001)
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Guess and Check Method Page 79 of the text – Problems on ticket sales and temperature conversion –Using the spread sheet – page 79 of text –Using a sequence and list on TI 83 –Using y-variables on TI 83
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Portfolio Activity 2 Web Searching Strategies Sample Table Web Searching Strategies Sample Table
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TI – INTERACTIVE TUTORIAL (see handouts)
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