Monday 26 September 2011

Multiplying and Dividing by 10, 100 & 1000


After searching for ways to help children understand what is happening when multiplying and dividing by 10, 100 and 1000, this is the best method I've come across. Moving children away from the notion of 'adding a 0' or 'taking off a 0' is essential for them to be able to multiply and divide by multiples of 10 when using decimal numbers. This video shows a simple way to demonstrate this:


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10 comments:

  1. Elaine Shaw (The Classroom Carousel)24 October 2011 at 23:11

    This is such a fabulous demonstration and really does show this concept in simple visual terms. Thank you.

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  2. Primary Ideas6 November 2011 at 20:05

    Coffeedreamer thank you very much for your kind comment. I'm glad it was useful to you.

    ReplyDelete
  3. zara rafiq22 January 2014 at 16:51

    very usefull. helped me in my SATS homework test. thankyou so much!!

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    Replies
    1. Primary Ideas22 January 2014 at 16:52

      Thank you, we're glad it was useful (sorry that we accidentally deleted your original comment).

      Delete
  4. Show My Homework17 July 2014 at 10:41

    This is really simple and easy to understand.

    Show My Homework / @ShowMyHomework

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  5. Unknown25 June 2015 at 23:20

    Wonderful Idea!!! I will be utilising this in my classroom for sure! Thanks so much.

    ReplyDelete
  6. Anonymous6 April 2017 at 05:21

    Thank you so much !!!! I found this really useful and would definitely be using this to teach the children.

    ReplyDelete

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