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anonymous:P
anonymous:P asked in Science & MathematicsMathematics · 1 decade ago

Maths Question: decimals?

Write as a repeated decimal: 9.7777...

Write as a repeated decimal: 6.87534534

4 Answers

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  • ?
    Lv 7
    1 decade ago
    Favorite Answer

    Problem 1) 9.7777...

    ..... _

    = 9.7 = 9 + 7/9 = 88/7

    Problem 2) 6.87534534...

    ......___

    6.87534 = 6.87 + 534/99900 = 686847/99900

  • Lux
    1 decade ago

    First one would be 9.7 with a bar over the 7.

    Second one would be 6.87534 with a bar over the 534.

  • Plumbstar Tom
    1 decade ago

    Ah, you refer to recurring decimals

    Just pop a line or dots over the recurring number/s and thats it

    . _

    9.7777 = 9.7 = 9.7

    . . . ___

    6.87534534 = 6.87534 = 6.87534

  • The Gipper
    1 decade ago

    ************************************__

    with a line over the first 7 like 9.7

    ***********************************____

    line over the first 534 like 6.87534

    disregard the *********

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