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:


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

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

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

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

  4. Show My Homework17 July 2014 at 10:41

    This is really simple and easy to understand.

    Show My Homework / @ShowMyHomework

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