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**Solving Problems and Puzzles**

8/5/05

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**To recall multiplication facts and derive division facts from the 8 times table**

8/5/05

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**To recall multiplication facts and derive division facts from the 8 times table**

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**To recall multiplication facts and derive division facts from the 8 times table**

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**To recall multiplication facts and derive division facts from the 8 times table**

What is this multiplication fact?

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**To recall multiplication facts and derive division facts from the 8 times table**

4 x 8 = 32 What is this multiplication fact?

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**To recall multiplication facts and derive division facts from the 8 times table**

What is this division fact?

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**To recall multiplication facts and derive division facts from the 8 times table**

= 4 What is this division fact? …………….or

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**To recall multiplication facts and derive division facts from the 8 times table**

= 8 What is this division fact?

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**What division facts can you remember?**

To recall multiplication facts and derive division facts from the 8 times table Hands up!! What division facts can you remember?

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**LO: To solve mathematical problems and puzzles, explain patterns, relationships and reasoning.**

8/5/05

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**Large batteries cost £1.60 Medium Batteries cost £1.10**

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**Large batteries cost £1.60 Medium Batteries cost £1.10**

What would ten large batteries cost?

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**Large batteries cost £1.60 Medium Batteries cost £1.10**

What would six medium batteries cost?

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**Large batteries cost £1.60 Medium Batteries cost £1.10**

How many medium batteries could I buy for £10?

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**Large batteries cost £1.60 Medium Batteries cost £1.10**

How many large batteries could I buy for £10?

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**A farmer bought batteries with a £20 note**

How many of each size battery could the farmer buy?

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**What if the farmer spent exactly £20 ?**

How many batteries did the farmer buy?

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Med 1 2 3 4 5 6 7 8 9 10 Cost £1.10 Lge £1.60

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Small batteries cost 70p How many small and medium batteries could we buy for exactly £5?

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**How many small and large batteries could we buy for exactly £9?**

cost Med 1 2 3 4 5 6 7 8 9 10 Cost £1.10 Lge £1.60 How many small and large batteries could we buy for exactly £9? How many small, medium and large batteries could we buy for exactly £8?

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0 x0 0. 0 x2 0 0 x1 0 0 x3 0 1 x7 7 2 x0 0 9 x0 0.

0 x0 0. 0 x2 0 0 x1 0 0 x3 0 1 x7 7 2 x0 0 9 x0 0.

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