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Rationals Between...

What fractions can you find between the square roots of 65 and 67?


At the corner of the cube circular arcs are drawn and the area enclosed shaded. What fraction of the surface area of the cube is shaded? Try working out the answer without recourse to pencil and paper.

Tiny Nines

What do you notice about these families of recurring decimals?

Circuit Training

Age 14 to 16 Challenge Level:
Try some different times and see what distances each runner will have covered.

How will you know when they meet on the track?