Your Solutions - Stage 3 & 4

Matching Fractions, Decimals and Percentages

Age 7 to 14 Challenge Level:

Can you match pairs of fractions, decimals and percentages, and beat your previous scores?

Polygon Pictures

Age 11 to 14 Challenge Level:

Can you work out how these polygon pictures were drawn, and use that to figure out their angles?

An Equilateral Triangular Problem

Age 11 to 14 Challenge Level:

Take an equilateral triangle and cut it into smaller pieces. What can you do with them?

Terminating or Not

Age 11 to 14 Challenge Level:

Is there a quick way to work out whether a fraction terminates or recurs when you write it as a decimal?

Fractions and Percentages Card Game

Age 11 to 16 Challenge Level:

Can you find the pairs that represent the same amount of money?

Tiny Nines

Age 14 to 16 Challenge Level:

What do you notice about these families of recurring decimals?

Repetitiously

Age 14 to 16 Challenge Level:

Can you express every recurring decimal as a fraction?

Rod Fractions

Age 7 to 14 Challenge Level:

Pick two rods of different colours. Given an unlimited supply of rods of each of the two colours, how can we work out what fraction the shorter rod is of the longer one?

Colour Building

Age 11 to 14 Challenge Level:

Using only the red and white rods, how many different ways are there to make up the other rods?

Combining Lengths

Age 11 to 16 Challenge Level:

How many different lengths is it possible to measure with a set of three rods?

Searching for Mean(ing)

Age 11 to 16 Challenge Level:

If you have a large supply of 3kg and 8kg weights, how many of each would you need for the average (mean) of the weights to be 6kg?