Matematika

Pertanyaan

2,2 per 3 di kali 1,1 per 2 + 4/5

2 Jawaban

  • [tex] \frac{2,2}{3} . \frac{1,1}{2} + \frac{4}{5} [/tex]
    =[tex] \frac{2,42}{6} + \frac{4}{5} [/tex]
    =[tex]\frac{12,1}{30} + \frac{24}{30} [/tex]
    =[tex] \frac{36,1}{30} [/tex]
    =[tex]1 \frac{6,1}{30}[/tex]
  • Kelas 5 Matematika
    Bab Pecahan

    2,2/3 x 1,1/2 + 4/5
    = 2,2/2 x 1,1/3 + 4/5
    = 1,1 x 1,1/3 + 4/5
    = 1,21/3 + 4/5
    = (1,21 x 5 + 3 x 4)/(3 x 5)
    = (6,05 + 12)/15
    = 18,05/15
    = (18,05) x 1/15
    = (18 5/100 x 1/15
    = (18 1/20) x 1/15
    = 361/20 x 1/15
    = 361/300
    = 1 61/300

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