Matematika

Pertanyaan

Hasil Operasi dari
2 2/5 × 1 1/2 + 4 2/5 : 1 1/10 - 1 1/2 adalah....

2 Jawaban

  • 2 2/5 × 1 1/2 + 4 2/5 : 1 1/10 - 1 1/2
    = (12/5 x 3/2) + (22/5 : 11/10) - 3/2
    = 18/5 + 4 - 3/2
    = 61 / 10
    = 6 1/10
  • [tex]2 \frac{2}{5} . 1 \frac{1}{2} + 4 \frac{2}{5} : 1 \frac{1}{10} - 1 \frac{1}{2}\\= \frac{12}{5}. \frac{3}{2} + \frac{22}{5} : \frac{11}{10}- \frac{3}{2}\\= \frac{18}{5} + 4 - \frac{3}{2} \\= \frac{72+80-30}{20}\\= \frac{122}{20}\\= \frac{61}{10}\\=6 \frac{1}{10}\\\\\text{By : Guru MIPA}[/tex]

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