In how many ways can you halve a piece of A4 paper? How do you know they are halves?
Can you find ways to make twenty-link chains from these smaller chains?
An activity for teachers to initiate that adds to learners' developing understanding of fractions.
Can you find combinations of strips of paper which equal the length of the black strip? If the length of the black is 1, how could you write the sum of the strips?
These Stage 1 and 2 problems haven't been solved yet. Why not take a look?