What’s the quickest way of changing an improper fraction into a mixed number? Again, you might like to talk about it with the people around you.


2. Change these improper fractions into mixed numbers the quick way. a) 26 7


__ 5


g) 54 __


b) 23 __


8


h) 96 __


11


c) 31 __


i) Puzzler


A fraction walked into a shop and asked for a fraction of a kilogram of fl our that was exactly double his size. ‘I was half expecting you would say that,’ said the shopkeeper, ‘but I decided to double your order again and give you a full kilogram of fl our.’ Can you work out the value of the fraction that walked into the shop?


10 45


__ 8


d) 17 __


2 j) 29


__ 3


e) 19 __


4


k) 61 __


9


f) l)


41


__ 12


47


__ 6


Finding Common Denominators Which of these fraction amounts is bigger?


– 3


2


– 2


1


In this case it’s pretty obvious, but what if the fraction amounts are very similar? Which of these fraction amounts is bigger?


– 3


2 Now it’s more diffi cult to tell. Fractions 1 57


– 8


5


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