Matematika

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2/3:3 1/2-3 1/2x2/3=
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  • 2/3:3 1/2-3 1/2x2/3
    =2/3:3 1/2
    =2/3:7/2
    =2/3x2/7
    =4/21
    =3 1/2x2/3
    =7/2x2/3
    =14/6
    =14/6:2/2
    =7/3
    =2 1/3
    =4/21 - 2 1/3
    =4/21 - 7/3
    = -45/21
    = -45/21:3/3
    = -15/7
    = -2 1/7

    Semoga membantu :-)

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