Matematika

Pertanyaan

5 1/15-2 1/9-2/5........dengan caranya

2 Jawaban

  • 5 1/15- 21/9=
    =76/15 - 19/9
    =228/15 - 95/15
    =133/15 - 2/5
    =133/15 - 6/15
    =127/15
    =8 7/15
  • Menjadikan pecahan biasa
    5 1/15 = 15×5+1/15 = 76/15
    2 1/9 = 9×2+1/9 = 19/9

    Menyamakan penyebut
    76/15 × 3/3 = 228/45
    19/9 × 5/5 = 95/45
    2/5 × 9/9 = 18/45

    Operasi hitungannya
    228/45 - 95/45 = 133/45
    133/45 - 18/45 = 115/45
    115/45 ÷ 5/5 = 23/5
    Jawabannya 23/5 = 4 3/5 />Maaf kalo salah...

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