Negative Numbers Cauldron (with Severus Snape)
Using the Harry Potter and Craig Barton's excellent ice cubes & fire cubes ideas ( ) this powerpoint talks through some examples of calculating with simple addition and subtraction of negative numbers and includes some questions for the children to try. The final page offers a suggested page from the MEP materials (


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  • Negative Numbers Cauldron.pptx

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Created: Sep 18, 2012

Updated: Nov 30, 2014

pptx, 1 MB

Negative Numbers Cauldron

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