Matematika

Pertanyaan

hasil dari 2 1/4×2/5:1 5/7 ; a.2 3/5 b.1 1/5 c.63/120 d.21/40

1 Jawaban

  • Bab Bilangan Pecahan
    Matematika SD Kelas V

    (2 1/4) x (2/5) : (1 5/7)
    = (9/4) x (2/5) : (12/7)
    = (2/4) x (9/5) x (7/12)
    = (1/2) x (9/12) x (7/5)
    = (1/2) x (3/4) x (7/5)
    = 21/40

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