Question

without actually performing the long division , state whether tge following rational no. will have terminating decimal expansion or a non terminating repeating decimal expansion :12 upon 15​

Answer 1

12 / 15

since 15 can be written as 3 × 5

12 / 3 × 5 = 4 / 5

since the denominator is in the form of 2^m and 5^n it is terminating

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