Which of the following numbers have terminating decimal expansion and why?
Here, the denominator is 35.
35 = 5 × 7 × 20
We can see that that 35 contains 7 as its prime factors other than 5 and 2.
Also, 337 is a prime number.
So, g. c. d(337, 35) = 1
Therefore,
does not have a terminating decimal expansion.
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