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    Математика

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    Математика
    2+2=
    4
    3+3=
    6
    5+5=
    10
    5-4=
    1
    10-5=
    5
    3-1=
    2
    9+1=
    10
    4+4=
    8
    2+3=
    5
    7-2=
    5