Matematika

Pertanyaan

1. 7/4+2/5= 2. 1/6+7/12+1/5= 3.5 2/3+3 3/5= 4. 3 1/4+4 1/4=

2 Jawaban

  • Mapel : Matematika
    Bab : Operasi Hitung Pecahan

    1]
    7/4 + 2/5
    = 35/20 + 8/20
    = 43/20
    = 2 3/20

    2]
    1/6 + 7/12 + 1/5
    = 10/60 + 35/60 + 12/60
    = 57/60

    3]
    5 2/3 + 3 3/5
    = 5 10/15 + 3 9/15
    = 8 19/15
    = 9 4/15

    4]
    3 1/4 + 4 1/4
    = 7 2/4
    = 7 1/2
  • == Jawaban ==
    1.
    7/4 + 2/5
    = 35/20 + 8/20
    = 43/20
    = 2 3/20

    2.
    1/6 + 7/12 + 1/5
    = 10/60 + 35/60 + 12/60
    = 57/60
    = 19/20

    3.
    5 2/3 + 3 3/5
    = 5 10/15 + 3 9/15
    = 8 19/15
    = 9 4/15

    4.
    3 1/4 + 4 1/4
    = 7 2/4
    = 7 1/2

    Semoga membantu

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