Estimated Mean and puzzles

Below are some puzzles I’m trying out with my year 9 class. Ppt is below. I’ll see how they get on with them. They love puzzles.

https://babbey-my.sharepoint.com/:p:/g/personal/konstantineh_barkingabbeyschool_co_uk/EZ2-W38rvtNKkRFD_Vb95zMBBZ1ynwuS5IzwjoQ-qmqhYg?e=0vpiNo

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