Question

Without actual division decide which of following rational number have terminating decimal representation . 80/27​

Answer 1

Answer:

If the fraction's decimal expansion is terminating

Then the denominator should be of the form

2^n × 5 ^n

80/27 = 2^4 × 5^1 / 3^3

Here the denominator is not of the form of 2^n × 5^n

Therefore this fraction's decimal expansion in non terminating

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Answer 2

Answer:

80

Step-by-step explanation:

L.C.M of 80 is 2^4*5^1

it is in the form of 2^nand 2^m.

so 80 is a terminating decimal.

where as 27 ;

L.C.M of 27 is in the 3^3.

so it is not a terminating decimal.