Matematika

Pertanyaan

Nilai dari 2 3/4 - 3 1/3 : 2 1/2 adalah....

2 Jawaban

  • 2 3/4 - 10/9 × 2/5
    2 3/4 - 4/9
    2 27/36 - 16/36
    2 11/36
  • 2 3/4 - (3 1/3 : 2 1/2)
    = 2 3/4 - (10/3 : 5/2)
    = 2 3/4 - (10/3 * 2/5)
    = 2 3/4 - 20/15
    = 11/4 - 4/3 (diperkecil)
    = 44/12 - 16/12
    =28/12
    =14/6 = 7/3

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