Which of these pocket money systems would you rather have?

There are lots of ideas to explore in these sequences of ordered fractions.

Aisha's division and subtraction calculations both gave the same answer! Can you find some more examples?

Kyle and his teacher disagree about his test score - who is right?

Try out some calculations. Are you surprised by the results?

Draw some angles inside a rectangle. What do you notice? Can you prove it?

Take any four digit number. Move the first digit to the end and move the rest along. Now add your two numbers. Did you get a multiple of 11?

Can you work out the fraction of the original triangle that is covered by the inner triangle?