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Solving Problems and PuzzlesPowerPoint Presentation

Solving Problems and Puzzles

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Solving Problems and Puzzles

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Solving Problems and Puzzles

8/5/05

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

8/5/05

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

1 2 3 4 5 6 7 8 9 10

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

1 2 3 4 5 6 7 8 9 10

8 16 24 32 40 48 56 64 72 80

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

1 2 3 4 5 6 7 8 9 10

8 16 24 32 40 48 56 64 72 80

What is this multiplication fact?

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

1 2 3 4 5 6 7 8 9 10

8 16 24 32 40 48 56 64 72 80

4 x 8 = 32

What is this multiplication fact?

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

1 2 3 4 5 6 7 8 9 10

8 16 24 32 40 48 56 64 72 80

What is this division fact?

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

1 2 3 4 5 6 7 8 9 10

8 16 24 32 40 48 56 64 72 80

32 - 8 = 4

What is this division fact?

…………….or

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

1 2 3 4 5 6 7 8 9 10

8 16 24 32 40 48 56 64 72 80

32 - 4 = 8

What is this division fact?

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

1 2 3 4 5 6 7 8 9 10

Hands up!!

What division facts can you remember?

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

8/5/05

Large batteries cost £1.60Medium Batteries cost £1.10

Large batteries cost £1.60Medium Batteries cost £1.10

What would ten large batteries cost?

Large batteries cost £1.60Medium Batteries cost £1.10

What would six medium batteries cost?

Large batteries cost £1.60Medium Batteries cost £1.10

How many medium batteries could I buy for £10?

Large batteries cost £1.60Medium Batteries cost £1.10

How many large batteries could I buy for £10?

A farmer bought batteries with a £20 note

How many of each size battery could the farmer buy?

What if the farmer spent exactly £20 ?

How many batteries did the farmer buy?

Small batteries cost 70p

How many small and medium batteries could we buy for exactly £5?

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?