Matematika

Pertanyaan

Ubahlah Pecahan Berikut menjadi Pecahan Desimal !

1. 1/5
2. 3/5
3. 8/16
4. 12/25
5. 3/10
6. 13/20
7. 9/20
8. 3/4
9. 4/15
10. 5/10

2 Jawaban

  • 1. 0,2
    2. 0,6
    3. 0,5
    4. 0,48
    5. 0,3
    6. 0,065
    7. 0,45
    8. 0,75
    9.
    10.0,5
  • 1. 1/5
    = 1/5 × 2/2
    = 2/10
    = 0,2

    2. 3/5
    = 3/5 × 2/2
    = 6/10
    = 0,6

    3. 8/16 = 1/2
    = 1/2 × 5/5
    = 5/10
    = 0,5

    4. 12/25
    = 12/25 × 4/4
    = 48/100
    = 0,48

    5. 3/10
    = 0,3

    6. 13/20
    = 13/20 × 5/5
    = 65/100
    = 0,65

    7. 9/20
    = 9/20 × 5/5
    = 45/100
    = 0,45

    8. 3/4
    = 3/4 × 25/25
    = 75/100
    = 0,75

    9. 0,267

    10. 5/10
    = 0,5

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