Matematika

Pertanyaan

C. -1/4 + 1 2/3 - 5/6
D. -3 2/9 - 2/7 + 1 4/9

1 Jawaban

  • C. -1/4 + 1 2/3 - 5/6
    = -3/12 + 6/12 - 10/12
    = -3-10+6/12
    = -9/12 ( sama sama dibagi 3)
    = -3/4
    D. -3 2/9 - 2/7 + 1 4/9
    = -23/63 - 18/63 + 11/63
    = -23-18+11/63
    = -30/63 (sama sama dibagi 3)
    = - 10/21

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