P – EC – WP7

A large number of people were waiting to enter the hockey rink for the provincial championship. The picture below represents the crowd. About how many people will watch the championship game? Explain your thinking.

P – EC – PP32

Would your estimate of people in line be more or less than 200?

P – EC – WP8

A large number of people were waiting to enter the hockey rink for the provincial championship. The picture below represents the crowd. What would you choose as a referent for your estimate? Explain your thinking.

P – EC – PP17

Would a better referent be 10 or 25 for estimating the number of books in the pile?

P – EC – PP18

Would your estimate of books in the pile be more or less than 100?

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