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

Toán Lớp 7: 0,6+2/-3 b)1/3-(-4)hepppppppppppp

Toán Lớp 7: 0,6+2/-3 b)1/3-(-4)hepppppppppppp

Comments ( 2 )

  1. a,
    0,6+2/-3
    =3/5-2/3
    =9/15-10/15
    =-1/15
    b,
    1/3-(-4)
    =1/3+4
    =4 1/3=13/3
     

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