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Byju's Answer
Standard VII
Mathematics
Converting Non - Terminating and Repeating Decimals to Fractions
Find the pq f...
Question
Find the
p
q
form of
0.666...
is
Where
p
,
q
∈
Z
and
q
≠
0
.
A
2
3
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B
1
3
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C
1
6
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D
2
6
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Solution
The correct option is
A
2
3
Let
x
=
0.666...
------------
(
1
)
Multiply by
10
both sides we get,
10
x
=
6.666...
------------
(
2
)
Subtracting the two equations
10
x
−
x
=
6.666...
−
0.666...
9
x
=
6
Dividing by
9
on both the sides we get,
9
x
9
=
6
9
x
=
2
×
3
3
×
3
-----
(
3
)
x
=
2
3
Answer:
Hence
p
q
form of
0.666...
is
2
3
Suggest Corrections
21
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Standard VII Mathematics
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