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

Toán Lớp 2: tìm x : x × 5 = 25 x : 4 = 8

Toán Lớp 2: tìm x :
x × 5 = 25 x : 4 = 8

Comments ( 2 )

  1.  x × 5 = 25
     x       = 25 : 5
     x       = 5
    x : 4 = 8
    x      = 8 x 4
    x      = 32
     xong rùi đó
     

  2. @Baoo
    x × 5 = 25
    ⇒ x = 25 : 5
    ⇒ x = 5
    Vậy x = 5
    x : 4 = 8
    ⇒ x = 8 x 4
    ⇒ x = 32
    Vậy x = 32
     

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