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2.2 Sharing Pizza

2.2 Sharing Pizza. Please open your Comparing and Scaling book to page 20. Problem 2.2 A. More Comparison Strategies.

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2.2 Sharing Pizza

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  1. 2.2 Sharing Pizza Please open your Comparing and Scaling book to page 20.

  2. Problem 2.2 A. More Comparison Strategies • Suppose the pizzas are shared equally by everyone at the table. Does a person sitting at a small table get the same amount as a person sitting at a large table? Explain you reasoning.

  3. Problem 2.2 B. More Comparison Strategies • Which table relates to 3/8? What do the 3 and the 8 mean? Is 3/8 a part-to-whole comparison or a part-to-part comparison?

  4. Problem 2.2 C. More Comparison Strategies • Selena thinks she can decide at which table a person gets the most pizza. She uses the following reasoning: 10-4=6 and 8-3=5 so the large table is better. • What does the 6 mean and what does the 5 mean in Selena’s method of reasoning? 2. Do you agree or disagree with Selena’s method?

  5. Problem 2.2 C3. More Comparison Strategies • Suppose you put nine pizzas on the large table. What answer does Selena’s method give? Does this answer make sense?

  6. Problem 2.2 C4. More Comparison Strategies • What can you know say about Selena’s method?

  7. Problem 2.2 D1. More Comparison Strategies • The ratio of large tables to small tables in the dining room is 8 to 5. There are exactly enough seats for the 240 campers. How many tables of each kind are there?

  8. Problem 2.2 D2. More Comparison Strategies • What fraction of the campers sit at small tables?

  9. Problem 2.2 D3. More Comparison Strategies • What percent of the campers sit at large tables?

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