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Byju's Answer
Standard VII
Mathematics
Comparison of Rational Numbers
Arrange 5/8...
Question
Arrange
5
8
,
3
16
,
−
1
4
and
17
32
in descending order of their magnitudes.Identify the largest rational number.
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Solution
Consider the given numbers
5
8
,
3
16
,
−
1
4
and
17
32
.
The LCM of the denominators
8
,
16
,
4
,
32
is
32
. Therefore, the given numbers will be:
1
]
5
×
4
8
×
4
=
20
32
2
]
3
×
2
16
×
2
=
6
32
3
]
−
1
×
8
4
×
8
=
−
8
32
4
]
17
32
Thus, the numbers in descending order are shown below:
20
32
,
17
32
,
6
32
,
−
8
32
⇒
5
8
,
17
32
,
3
16
,
−
1
4
Thus the largest rational number is
5
8
.
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