Matematika

Pertanyaan

1 1/4 :1,4=
2,5:0,05=
2 7/8:0,6=
5,5:0,25=
6:2,5=

1 Jawaban

  • 1. 1 1/4 :1,4
    Cara=1 1/4 =5/4
    = 1,4 =14/10 =7/5
    = 5/4 :7/5=5/4 *5/7=25/28
    2.2,5 :0,05
    Cara=2,25=225/100=9/4
    =0,05=5/100=1/20
    =9/4 :1/20=9/4 *20/1=180/4=45
    3.2 7/8 :0,6
    Cara=2 7/8=23/8
    =0,6=6/10=3/5
    =23/8 : 3/5=23/8 *5/3=114/24=19/4=4 3/4
    4.5,5 :0,25
    Cara=5,5=55/10=11/2
    =0,25=25/100=1/4
    =11/2 :1/4=11/2 *4/1=44/2=22
    5.6 :2,5
    Cara=6=6
    =2,5=25/10=5/2
    =6 :5/2=6 *2/5=12/5=2 2/5

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