
Terminating or not
Is there a quick way to work out whether a fraction terminates or recurs when you write it as a decimal?
Is there a quick way to work out whether a fraction terminates or recurs when you write it as a decimal?
Can you find different ways of showing the same fraction? Try this matching game and see.
Watch the video to see how to fold a square of paper to create a flower. What fraction of the piece of paper is the small triangle?
Can you work as a team to make doughnuts by matching these fractions, decimals and percentages?
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 ÷ 360. How did this help?