Fractions Worksheet Page 7
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3610 In a garden
2
is grass ,
is flower beds and
9
is a
3
12
18
9
vegetable plot.
(a) Write each fraction in its simplest form.
(b) Draw a rectangle split into 6 equal parts to represent
the garden. Shade in and label the fractions for the
grass, flower beds and vegetable plot.
Ordering fractions
5
3
You can see that
is bigger than
.
8
8
When fractions have the same
denominator, the one with the bigger
numerator is the bigger fraction.
5
3
8
8
5
3
�
. means ‘is greater than’
8
8
4
3
Which fraction is bigger,
or
?
5
4
These fractions do not have the same
denominator.
It is difficult to compare them.
You can use equivalent fractions to help you to decide
which is bigger.
Look for a number that is in the
‘times-tables’ of both denominators.
�4
20 is the smallest number in both
the 4-times and the 5-times tables.
4
16
�
It is called the lowest common
5
20
multiple (LCM). You will meet this
again in Chapter 13.
�4
�5
3
15
�
4
20
�5
16
15
4
3
is bigger than
, so
is bigger than
.
20
20
5
4
4
3
You can write
.
.
5
4
To order fractions, use equivalent fractions to write them
with the same denominator, then compare them.
66 Number
M03_CMC_SB_IGCSE_6850_U03.indd 66
9/6/09 16:44:59
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