Matematika

Pertanyaan

bilangan rasional dari 2,454546...

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  • Bab Bilangan Rasional
    Matematika SMP Kelas VII

    2,4545..... - 2 = 0,454545...

    0,4545.... = a

    0,4545... x 100 = 100a
    100a = 45,4545.....

    100a - a = 45,4545.... - 0,4545....
    99a = 45
    a = 45/99
    a = 5/11

    2,4545... = 2 + 0,4545....
    2,4545....= 2 + 5/11
    2,4545... = 2 5/11


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