Mathematical process standards
3.1(C)Choosing the Right Math Tool
Select tools, including real objects, manipulatives, paper and pencil, and technology as appropriate, and techniques, including mental math, estimation, and number sense as appropriate, to solve problems.
Part of The student uses mathematical processes to acquire and demonstrate mathematical understanding
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Intro
Pick the Right Tool
Good math thinkers pick a tool or a trick that fits each problem. Today you will learn to pick too. Some tools work best for small numbers, others for big numbers, and some help you get an answer that is close enough. Let's explore each one.
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