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Published: 03/01/2014
2 pages

Mental powers code breaker

Find the hidden fact by evaluate each calculation given (including fractional and negative indices) and replacing the numbers with letters from the key. The hidden message gives a fact about surds, so is a rather neat revision activity to introduce the topic!    

See other resources: Number | Indices

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This is great - thank you! My pupils, (and me!), love this kind of activity!
Posted on 19th November 2016
Claire Tunna
Claire Tunna
I will be using this with my year 11 class, thank you
Posted on 11th January 2014
I used it for my teaching and it worked out absolutely great!
Posted on 4th January 2014

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