Cambridge Essentials Mathematics Extension 7 N2.3 Homework 1

/ N2.3 Homework 1

1Write down the fraction of each shape that is shaded.

a /
b / / c /

2aWrite 4 as a fraction of 9.

bWrite 7 mm as a fraction of 2 cm.

cWrite 17 seconds as a fraction of 1 minute.

3Copy and complete these equivalent fractions.

abc

def

4Write each fraction in its lowest terms.

abcd

5 /

aUse two cards to make a fraction that is equivalent to .

bUse two cards to make a fraction that is greater than but less than .

Original material © Cambridge University Press 2008 / 1

Cambridge Essentials Mathematics Extension 7 N2.3 Homework 1

6Write each pair of fractions with a common denominator.
State which is the larger fraction in each pair.

a b c

7aRhys turns clockwise from south-east to west. What fraction of a turn is this?

bWhat fraction of a turn does the minute hand of a clock turn through between 9.10a.m. and 9.30a.m.?

8Which fraction does not show how much of the rectangle is shaded? /

9Change each of pair of fractions to fractions with a common denominator.
Which fraction in each pair is nearer to ?

a b c

10aChange these fractionsso that they all share a common denominator.

bWrite the original fractions in order of size, smallest first.

11Write 192 as a fraction of 336 and cancel as far as possible.

12Asmat has a chocolate bar.
It is divided into 20 squares. /
aShe eats eight squares.
What fraction of the bar does she eat?
Write your answer in its lowest terms.

bShe gives of the chocolate she has left to Abi.
How many squares does she give to Abi?

cWhat fraction of the original bar is left?