Question

* Without actual division, find which of the following rationals are
terminating decimals 13/80​

Answer 1

Answer:

13/80=0.1625

Step-by-step explanation:

For terminating decimal the prime factorization of denominator should only contain factor 2 or factor 5 or both factors 2 and 5. prime factorization of denominator containing factors 2 & any other number of factors 5 & any other number of factors 2,5 & any other number is non terminating decimals.

So,80=2×2×2×2×5

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