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

Toán Lớp 5: TÌM X : A, x X 3,4 = 19,04 b, 17 : X = 8

Toán Lớp 5: TÌM X :
A, x X 3,4 = 19,04 b, 17 : X = 8

Comments ( 2 )

  1. Giải đáp:
    a)x × 3,4 = 19,04
    x = 19,04 : 3,4
    x = 5,6
    Vậy x = 5,6
    b)17 : x = 8
    x = 17 : 8
    x = 2,125
     Vậy x = 2,125

  2. a)
    x X 3,4 = 19,04
    x        = 19,04 : 3,4
    x         =   5,6
    Vậy x = 5,6
    b, 17 : X = 8
            x = 17 : 8
             x = 2,125
    Vậy x = 2,125
    phamnien

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

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