Matematika

Pertanyaan

1) 1/3 + 2/7 - 3/5 = / + / - /
2/3+ 3+5 -3/4=
,, , 4/6 - 3/4+5/2=
2) jadikan pecahan Desimal
3/5=
6/9=
23/100=
125%=
Tolong Di Jawab yaa kakaa kaakaaa soalnyaa mau Di bawa ke sekolah nanti kaa :)

1 Jawaban

  • 1. A. 1/3 + 2/7 - 3/5

    1×7×5/3×7×5 + 2×3×5/7×3×5 - 3×7×3/5×7×3

    35/105 + 30/105 - 63/105

    2/105


    B. 2/3 + 3/5 - 3/4

    2×5×4/3×5×4 + 3×3×4/5×3×4 - 3×5×3/4×5×3

    40/60 + 36/60 - 45/60

    31/60


    C. 4/6 - 3/4 + 5/2

    4×4×2/6×4×2 - 3×6×2/4×6×2 + 5×4×6/2×4×6

    32/48 - 36/48 + 30/48

    26÷2/48÷2

    13/24



    2. 3/5 = 3 ÷ 5 = 0,6

    6/9 = 6÷3/9÷3 = 3/2 = 3 ÷ 2 = 1,5

    23/100 = 23 ÷ 100 = 0,23

    125% = 125÷25/100÷25 = 5/4 = 5 ÷ 4 = 1,25

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