Matematika

Pertanyaan

Hasil dari 15%×2/25-0,45=...

2 Jawaban

  • Bab Bilangan Pecahan
    Matematika SD Kelas VI

    15% x (2/25) - 0,45
    = (15/100) x (2/25) - 45/100
    = (3/20) x (2/25) - (9/20)
    = 3/250 - 9/20
    = 6/500 - 225/500
    = -219/500
    = -0,438
  • = 15% × 2/25 - 0,45
    = 15/100 × 2/25 - 45/100
    = 30/2.500 - 45/100
    = (30 - 1.125) / 2.500
    = - 1.095 / 2.500
    = - 43,8 / 100
    = - 43,8 %

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