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

Toán Lớp 4: Tìm x x+4/5=8/9 ddoosooooooooooooooooooo làm đc

Toán Lớp 4: Tìm x
x+4/5=8/9
ddoosooooooooooooooooooo làm đc

Comments ( 2 )

  1. x + 4/5 = 8/9
    x = 8/9 – 4/5
    x = 4/45
    Vậy , x = 4/45 .

  2. x+4/5=8/9
    <=> x=8/9-4/5
    <=> x=40/45-36/45=4/45
    @K
     

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