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Byju's Answer
Standard IX
Mathematics
Expressing Decimals as Rational Numbers
Express 3.8...
Question
Express
3.
¯
¯
¯
8
in the
p
q
form
Open in App
Solution
Let
x
=
3.
¯
8
=
3.8888
..................(1)
Multiplying (1) by
10
, we get:
10
x
=
38.8888
.................(2)
Now, on subtracting (1) from (2), we get:
9
x
=
35
⇒
x
=
9
35
Hence,
3.
¯
8
=
35
9
.
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