Factors and multiples

There are 252 NRICH Mathematical resources connected to Factors and multiples

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Favourite

Number families

Age

11 to 14

Challenge level

How many different number families can you find?

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Favourite

Shopping basket

Age

11 to 16

Challenge level

The items in the shopping basket add and multiply to give the same amount. What could their prices be?

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Favourite

Product sudoku

Age

11 to 16

Challenge level

The clues for this Sudoku are the product of the numbers in adjacent squares.

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Favourite

Growing garlic

Age

5 to 11

Challenge level

Ben and his mum are planting garlic. Can you find out how many cloves of garlic they might have had?

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Favourite

Multiples sudoku

Age

11 to 14

Challenge level

Each clue in this Sudoku is the product of the two numbers in adjacent cells.

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Favourite

Alison's quilt

Age

11 to 14

Challenge level

Nine squares are fitted together to form a rectangle. Can you find its dimensions?

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Favourite

Bracelets

Age

7 to 11

Challenge level

Investigate the different shaped bracelets you could make from 18 different spherical beads. How do they compare if you use 24 beads?

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Favourite

American billions

Age

11 to 14

Challenge level

Play the divisibility game to create numbers in which the first two digits make a number divisible by 2, the first three digits make a number divisible by 3...

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Favourite

Factor lines

Age

7 to 14

Challenge level

Arrange the four number cards on the grid, according to the rules, to make a diagonal, vertical or horizontal line.

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Favourite

Diagonal product sudoku

Age

11 to 16

Challenge level

Given the products of diagonally opposite cells - can you complete this Sudoku?

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For younger learners

Factors and multiples

Number families

Shopping basket

Product sudoku

Growing garlic

Multiples sudoku

Alison's quilt

Bracelets

American billions

Factor lines

Diagonal product sudoku