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.
This task requires learners to explain and help others, asking and answering questions.
The farmers want to redraw their field boundary but keep the area the same. Can you advise them?
Can you find different ways of showing the same fraction? Try this matching game and see.
Can you find ways to make twenty-link chains from these smaller chains? This gives opportunities for different approaches.
Place the numbers from 1 to 9 in the squares below so that the difference between joined squares is odd. How many different ways can you do this?
