Question

Express 1 / 4 as a rational number with denominator _80​

Answer 1

Answer:

To get 80 denominator, we must be multiply 4 by 20.

.'. 1/4×20/20 =20/80

Hence, 20/80 is answer.

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Answer 2

Answer:

1/4 can also be written with denominator 80 by just multiplying 20 on numerator side and denominator of fraction.

It will be 1x20/4x20

=20/80

if we solve it the answer will be a terminating decimal place,0.25

Hence it is a rational number.

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