Matematika

Pertanyaan

taksirlah hasil perkalian n pembagian.
1.. 4 1/4 x 3 3/4 =
2. 3 4/5 x 1 1/6 =
3. 5 4/5 : 3 1/6 =
4. 10 1/8 : 4 5/6 =

1 Jawaban

  • 1) 4¼ × 3¾
    = 17/4 × 15/4
    = 255/16
    = 15 15/16

    2) 3 ⁴/5 × 1 ¹/6
    = 19/5 × 7/6
    = 133/30
    = 4 13/30

    3) 5 ⁴/5 ÷ 3 ¹/6
    = 29/5 × 6/19
    = 174/95
    = 1 79/95

    4) 10 ¹/8 ÷ 4 5/6
    = 81/8 × 6/29
    = 243/116
    = 2 11/116

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