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Contents contributed and discussions participated by Jennifer Armstrong

Jennifer Armstrong

math cats writing contest - 0 views

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    This site has writing prompt ideas for math class.
Jennifer Armstrong

Excel Activity - Scatterplots - 0 views

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    As the user enters ordered pairs, the spreadsheet graphs a scatterplot, creates a line of best fit, and displays its equation (in linear or polynomial form).
Jennifer Armstrong

Excel Activity - Slope - 0 views

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    Students learn about slope by experimenting with different values for "m" in the slope-intercept equation, then looking for patterns, relationships, and generalizations.
Jennifer Armstrong

Excel Activity - Effects of Parentheses - 0 views

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    The user inputs a mathematical expression, and then alters it with parentheses to see how many different answers can be generated. Great for order of operations.
Jennifer Armstrong

Excel Activity - Circle Graphs - 0 views

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    A generic 8 item pie chart can be dynamically altered with custom data and labels.
Jennifer Armstrong

Excel Activity - Pi - 0 views

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    As students report measurements on circumference and diameter of objects, the spreadsheet calculates their ratio and averages them together to approximate pi.
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