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The Candy Jar Task (1.2.2)

Sidst opdateret about 7 years ago

5 Spørgsmål

Bemærk fra forfatteren:

Exploring Proportional Relations.

1

Spørgsmål 1

1.

A candy jar contains 5 Jolly Ranchers & 13 Jawbreakers. Suppose you had a new candy jar with the same ratio of Jolly Ranchers to Jawbreakers, but it contained 100 Jolly Ranchers. How many Jaw breakers would you have?

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The Candy Jar Tasks (Adapted from Smith, M. S., Silver, E. A., Stein, M. K., Boston, M., & Henningsen, M. A. (2005). Improving instruction in rational numbers and proportionality: Using cases to transform mathematics teaching and learning, Volume 1. New York: Teachers College Press.)

Spørgsmål 3

3.

Create a presentation which can be used to help explain how you determine your answer

Spørgsmål 4

4.

Suppose you had a candy jar with the same ratio of Jolly Ranchers to Jawbreakers as shown above, but it contained 720 candies. How many of each kind of candy would you have?

Spørgsmål 5

5.

Extension: Suppose that you are making treats to hand out to trick-or-treaters on Halloween. Each treat is a small bag that contains 5 Jolly Ranchers and 13 Jawbreakers. You have 50 Jolly Ranchers and 125 Jawbreakers. How many small bags could you make up?