This problem challenges you to work out what fraction of the whole area of these pictures is taken up by various shapes. Investigate the successive areas of light blue in these diagrams. An environment which simulates working with Cuisenaire rods. Register for our mailing list. Ratio Sudoku 1 Age 11 to 16 Challenge Level: In this article, we will discuss each group of tasks in turn, outlining further reasons for grouping in this way and explaining why each particular task has been selected. Repetitiously Age 11 to 14 Challenge Level:

In this feature we offer rich tasks which help to build learners’ deep conceptual understanding of fractions. Continued Fractions I Age 14 to 18 An article introducing continued fractions with some simple puzzles for the reader. If you play any note, twelve points higher will be exactly an octave on. Now where’s the mark? Andy had a big bag of marbles but unfortunately the bottom of it split and all the marbles spilled out.

How much of the square is coloured blue? Can you find combinations of strips of paper which equal the length of the black strip?

Fractions Unpacked

wolving Fraction Lengths Age 7 to 11 Challenge Level: Watch the video to see how to fold a square of paper to create a flower.

Can you fit the tangram pieces into the outlines of the chairs?

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fractions nrich problem solving tasks

All of the following tasks provide contexts in which to encourage learners to talk about their ideas and to work towards refining their vocabulary.

Use an Excel spreadsheet to investigate their properties. Fractional Wall Age 7 to 11 Challenge Level: Use the ssolving to find out how many discs of each colour there are in the box.

fractions nrich problem solving tasks

Pick two rods of different colours. Using an understanding that 1: Chocolate Age 7 to 14 Challenge Level: How long did it take them to cover half the lake? Fractions Age 7 to 11 Explore the idea of fractions using these activities. Can you find ways to fracgions twenty-link chains from these smaller chains?

Fractions KS1

Water Lilies Age 11 to 14 Challenge Level: Use the information to find out how many there were in the bag originally. Investigate the successive areas of light blue in these diagrams.

Explore how to divide numbers and write fractions in modulus arithemtic. Farey Sequences Age 11 to 14 Challenge Level: Can you find different ways of showing the same fraction?

Fractions KS2 :

Explore how to divide numbers and write fractions in modulus arithemtic. Work out the fractions to match the cards with the same amount of money.

Which of these continued fractions is bigger and why? A task involving the equivalence between fractions, percentages and decimals which depends on members of the group noticing the needs of others and responding.

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Fractions Unpacked :

Ratio Sudoku 1 Age 11 to 16 Challenge Level: Fractions in a Box Age 7 to 11 Challenge Level: Equal Temperament Fractios 14 to 16 Challenge Solvig Filter by resource type problems games articles general resources interactive environments EYFS Resources projects Lists Filter by age 5 to 7 7 to 11 11 to 14 14 to 16 16 to More Lower Primary Fractions Age 5 to 7. The scale on a piano does something clever: This article, written for primary teachers, links to rich tasks which will help develop the underlying concepts associated with fractions and offers some suggestions for nrlch and images that help support ideas around fractions.

It would be nice to have a strategy for disentangling any tangled ropes More Fractions Upper Primary.

fractions nrich problem solving tasks

Try this matching game and see. Circuit Training Age 14 to 16 Challenge Level: More Lower Primary Fractions Age 5 to 7.