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

Toán Lớp 7: 1+(-1)+1-1*11/1 trả lời hộ em với

Toán Lớp 7: 1+(-1)+1-1*11/1 trả lời hộ em với

Comments ( 1 )

  1.     1 + (-1) + 1 – 1 . 11/1
    = 1 – 1 + 1 – 1 . 11
    = 1 – 1 + 1 – 11
    = 0 + 1 – 11
    = 1 – 11
    = -10
     

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