I made a PowerPoint and activity sheets to help my Year 3 pupils become familiar with solving number riddles such as 'I choose a mystery number, double it and add 2, I end up with 12. What was my mystery number?'
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A fab resource to develop use of inverse operations. More examples would make this a 5.
This is an excellent resource has been selected to feature on the @TESPrimary twitter feed over the next week. Thank you so much for sharing, you are helping to inspire teachers and students all over the world!
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