Matematika

Pertanyaan

Hitunglah penjumlahan pecahan berikut
1.2/3+3/5+5/6=
2.1/6+3/4+2/3=
3.7/8+2/4+1/3=
4.2/9+2/3+2/4=
5.2/10+3/5+1/2=

2 Jawaban

  • 1. 2/3+3/5+5/6 = 20/30+18/30+25/30 = 63/30 = 21/10

    2. 1/6+3/4+2/3 = 2/9+9/12+8/12 = 19/12

    3. 7/8+2/4+1/3 = 21/24+12/24+8/24 = 41/24

    4. 2/9+2/3+2/4 = 8/36+24/36+18/36 = 50/36 = 25/18

    5. 2/10+3/5+1/2 = 2/10+6/10+5/10 = 13/10
  • 1.2/3 + 3/5 + 5/6 = ..
    = 20/30 + 18/30 + 25/30
    = 63/30
    = 21/10

    2. 1/6 + 3/4 + 2/3 =..
    = 2/12 + 9/12 + 8/12
    = 19/12

    3. 7/8 + 2/4 + 1/3 =..
    = 21/24 + 12/24 + 8/24
    = 41/24

    4. 2/9 + 2/3 + 2/4 =..
    = 8/36 + 24/36 + 18/36
    = 50/36
    = 25/18

    5. 2/10 + 3/5 + 1/2 =..
    = 2/10 + 6/10 + 5/10
    = 13/10

    smoga brmanfaat.

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