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# Year 5 Interactive maths

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An interactive voting lesson using Qwizdom Student Response Systems

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### Year 5 Interactive maths

1. 1. Magnificent Maths Shop THE MAGNIFICANT MATHS SHOP INTERACTIVE MATHS LESSON Year 5
2. 2. Mr Shepherd comes into the shop to buy some flowers for his wife. He buys 1 dozen daffodils. How much does he spend? Price List Daffodils – 49p each Roses – 49p each Tulips – 51p each Lilies – 51p each £6.00 £5.88 £5.66
3. 3. Well Done! Is this how you worked it out? 12 x 49 = (12 x 50) – 12 12 x 49 = 600 – 12 12 x 49 = 588 Or did you use the grid method?
4. 4. Good try, but think about what multiple of ten is very close to 49. Could you use that to help you work out the calculation?
5. 5. A famous actor comes into the shop to buy some flowers for his new girlfriend. He buys 15 Lilies. How much does he spend? Price List Daffodils – 49p each Roses – 49p each Tulips – 51p each Lilies – 51p each £7.85 £7.75 £7.65
6. 6. Well Done! Is this how you worked it out? 15 x 51 = (15 x50) + 15 15 x 51 = 750 +15 15 x 51 = 765 Or did you use the grid method?
7. 7. Good try, but think about what multiple of ten is very close to 51. Could you use that to help you work out the calculation?
8. 8. An old lady comes into the shop to buy some flowers for her granddaughter. She buys 2 dozen Tulips. How much does she spend? Price List Daffodils – 49p each Roses – 49p each Tulips – 51p each Lilies – 51p each £12.24 £11.94 £12.54
9. 9. Well Done! Is this how you worked it out? 24 x 51 = (24 x 50) + 24 24 x 51 = 1200 + 24 24 x 51 = 1224 Or did you use the grid method?
10. 10. Good try, but think about what multiple of ten is very close to 51. Could you use that to help you work out the calculation?
11. 11. A rich man comes into the shop to buy some flowers for his girlfriend. He buys 36 Roses. How much does he spend? Price List Daffodils – 49p each Roses – 49p each Tulips – 51p each Lilies – 51p each £17.84 £17.44 £17.64
12. 12. Well Done! Is this how you worked it out? 36 x 49 = (36 x 50) - 36 36 x 49 = 1800 - 36 36 x 49 = 1764 Or did you use the grid method?
13. 13. Good try, but think about what multiple of ten is very close to 49. Could you use that to help you work out the calculation?
14. 14. Remember, when answering a word problem, find the relevant information, the facts and the question that you have to answer!!!!