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Is there a quick way to work out whether a fraction terminates or recurs when you write it as a decimal?
Choose some fractions and add them together. Can you get close to 1?
A task involving the equivalence between fractions, percentages and decimals which depends on members of the group noticing the needs of others and responding.
The Egyptians expressed all fractions as the sum of different unit fractions. The Greedy Algorithm might provide us with an efficient way of doing this.
Where will the point stop after it has turned through 30 000 degrees? I took out my calculator and typed 30 000 รท 360. How did this help?
A jigsaw where pieces only go together if the fractions are equivalent.
What do you notice about these families of recurring decimals?
Can you match pairs of fractions, decimals and percentages, and beat your previous scores?