Matematika

Pertanyaan

tolong JAWAB pakai cara
tolong JAWAB pakai cara

1 Jawaban

  • Jawabannya:

    Mapel. : Matematika
    Bab. : Pecahan

    Pembahasan:

    6.)
    5 7/15 × 2/5 : 4/3
    → 82/15 × 2/5 : 4/3
    → 164/75 : 4/3
    → 41/15
    → 2 11/15

    7.)
    10 12/24 : 2 15/20 × 2/3
    → 252/24 : 55/20 × 2/3
    → 252/24 : 110/60
    → 252/24 × 60/110
    → 15120/2640
    → 378/66
    → 189/33
    → 63/11
    → 5 8/11

    8.)
    0,75 : 32/48 × 3/6
    → 75/10 : 32/48 × 3/6
    → 75/10 : 96/288
    → 75/10 × 288/96
    → 21600/960
    → 540/24
    → 180/8
    → 45/2
    → 22 1/2

    9.)
    4 2/15 + 2/6 - 3/5
    → 62/15 + 2/6 - 3/5
    → 124/30 + 10/30 - 18/30
    → 134/30 - 18/30
    → 116/30
    → 58/15
    → 3 13/15

    10.)
    9/12 × Rp. 78.000
    → Rp. 702000 / 12
    → Rp. 58.500

    # Maaf Kalo Salah