Matematika

Pertanyaan

3 1per2 -2 1per4+4 3per2

2 Jawaban

  • 3 1/2 - 2 1/4 + 4 3/2
    = 7/2 - 9/4 + 11/2
    = 14/4 - 9/4 + 22/4
    = 5/4 + 22/4
    = 27/4
    = 6 3/4
  • Jawab :

    3 1/2 - 2 1/4 + 4 3/2

    Langkah 1

    3 1/2 - 2 1/4 = 7/2 - 9/4 = 2 × 7 - 9/4
    = 5/4 = 1 1/4

    Langkah 2

    1 1/4 + 4 3/2 = 5/4 + 11/2 = 5 + 2 × 11/4
    = 27/4 = 6 3/4

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