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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 5: 3 2 3 1 6 4– + 5– b) 2– + 1– + 3– 8 3 8 4 7

Toán Lớp 5: 3 2 3 1 6
4– + 5– b) 2– + 1– + 3–
8 3 8 4 7

Comments ( 2 )

  1.  a)
    4 3/8 + 5 2/3
    = 35/8 + 17/3
    = 241/24
     b)
    2 3/8 + 1 1/4 + 3 6/7
    = 19/8 + 5/4 + 27/7
    = 29/8 + 27/7
    = 419/56

  2. a ) 4 3/8 + 5 2/3
    = 35/8 + 17/3
    = 241/24
    b ) 2 3/8 + 1 1/4 + 3 6/7
    = 19/8 + 5/4 + 27/7
    = 29/8 + 27/7
    = 419/56
    #dtkc
     

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222-9+11+12:2*14+14 = ? ( )

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