Express the following decimal in the rational form. 12.28 (bar on 8). Plz explain step by step give correct an

Question

Express the following decimal in the rational form.
12.28 (bar on 8).
Plz explain step by step
give correct answer​

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Delilah 1 month 2021-08-15T07:57:26+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-08-15T07:58:39+00:00

    let x=12.28

    x=12.28888 ….

    10x=122.8888…..

    100x=1228.8888….

    100x-10x=1106

    90x=1106

    x=1106/90

    0
    2021-08-15T07:58:45+00:00

    Answer:

    {\boxed{\rm{\dfrac{121}{9}}}}

    Step-by-step-explanation:

    Let x be 12.288…

    10x = 12.288…

    10x 12.88…

    10x = 121 + 12.88… = 121 + x

    10 x – x = 121

    9x = 121

    x = 121/9

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