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WARM-UP : Materials Manager should retrieve supplies from yesterday.

WARM-UP : Materials Manager should retrieve supplies from yesterday. Using the hot and cold cubes model, please tell the chefs what actions they are to perform using symbolic notation . State the overall temperature change . 1. Four cold cubes were added, and then 8 hot cubes were added.

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WARM-UP : Materials Manager should retrieve supplies from yesterday.

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  1. WARM-UP: Materials Manager should retrieve supplies from yesterday. Using the hot and cold cubes model, please tell the chefs what actions they are to perform using symbolic notation. State the overall temperature change. 1. Four cold cubes were added, and then 8 hot cubes were added. 2. Two hot cubes were added, and then 3 cold cubes were removed. 3. Six cold cubes were added, and then three cold cubes were removed.

  2. (2) - Model and draw what each means. State the overall temperature change. 4. 6 - 2 5. -3 - - 2 • 2 – 7 • -2 - -3

  3. Do It the Chef’s Way: P. 24: 1 – 9; omit 3, 6, 71st – take 5 minutes in your group2nd – take 10 minutes in your group to complete the activity and prepare for presentation.Make sure to follow directions. You should have an explanation using the model and state the overall temperature change. Discuss in your group and SPEAKER should be prepared to share if your group is called on.

  4. Summary and possibly the pattern approach:

  5. What about multiplication ….The Chefs have a way of dealing with that also. P. 22 – 23 While reading, think about key ideas that we need for dealing with multiplication using the “hot and cold cubes” model

  6. KEY IDEAS:

  7. As a group, complete P. 23: 1 c, d, e and 2 c, d Make sure to follow directions. Your group has 10 minutes to complete the activity.

  8. Student Presentations of 1 c, d, e and 2 c, d

  9. What other operation might the chef’s deal with? Could we use the “hot and cold cube” model to deal with this operation? *** P. 57: Chef Divisions***

  10. Classwork: Complete the following assignment This will be graded, so follow directions DUE before you leave

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