1Why does adding fractions need a common bottom number when multiplying does not?
2Why does dividing by a fraction smaller than 1 give a bigger answer?
3Explain why 1/2 + 1/2 is not 2/4, using an everyday example.
4How do you turn a mixed number into an improper fraction, and why is it worth doing first?
5Why is it better to cancel before multiplying rather than after?