Sunday 30 November 2014

Estimation: Counting Straws

How many straws are on the table? Can you guess it?
I am going to give you a clue. Let's classify them.
Do you need more help?

Click here.

Do you have the answer now?
Watch this video if you still don't have the answer:


9 comments:

  1. Great, Andrés. I've "hidden" one of the photos, so as not to give too much away!

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    Replies
    1. I love the way you've grouped them to help us!

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  2. I think 100 is too small and 200 is too big my estimate is 148.

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  3. Well done Andres. Seeing them in coloured groups helped to estimate more easily.

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  4. I think there are 40 blue straws,30 pink ones and 30 green ones.In total it gives you 100.

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  5. I think 200 is too big and 100 is too small, my estimate is 150.

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  6. I think 200 is too big 100 is too small my estimate is 150

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  7. I think 200 is too big and 30 is too small my estimate is100

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