Matematika

Pertanyaan

hasil dari 5 2/7 - 2 1/4 : 3 1/2 adalah..(pakai cara)trima kasih

2 Jawaban


  • [tex]5 \frac{2}{7} - 2 \frac{1}{4} \div 3 \frac{1}{2} = \frac{37}{7} - \frac{9}{4} \div \frac{7}{2} [/tex]
    [tex] \frac{37}{7} - \frac{9}{4} \times \frac{2}{7} = \frac{37}{7} - \frac{18}{28} = \frac{148 - 18}{28} = \frac{130}{28} [/tex]
    [tex] \frac{130}{28} = \frac{65}{14} [/tex]
  • Kelas 5 Matematika
    Bab Pecahan

    5 2/7 - 2 1/4 : 3 1/2
    = 37/7 - 9/4 : 7/2
    = 37/7 - 9/4 x 2/7
    = 37/7 - 2/4 x 9/7
    = 74/14 - 9/14
    = 65/14
    = 4  9/14

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