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Student Instructions
Show what you observe & notice about your party plates.
1) 
2) 
Take a photo of your plates - 50 cubes & 5 plates. 
Write the mathematical expression and 
explain how you figured this out (your strategy).
Take a photo of your plates - 45 cubes & 3 plates. Write the mathematical expression and explain how you figured this out (your strategy).
3) 
4) Dreambox.
Teacher Notes (not visible to students)
Give each group FIVE paper plates and an UNKNOWN number of base 10 cubes. - How do they start distributing the cubes? Group on each plate? One by one? - Do they change strategies as they go - find the more efficient way? When they can explain their strategies and the answer - REMOVE one plate - how do they change the number of cubes per plate? Repeat with changing number of plates & cubes (check for understanding) Then assign this activity.
