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

Toán Lớp 4: Tìm x : 1/3+x=6/9 Làm giúp mình

Toán Lớp 4: Tìm x : 1/3+x=6/9
Làm giúp mình

Comments ( 2 )

  1. 1/3+x=6/9
    x = 6/9-1/3
    x = 2/3-1/3
    x = 1/3

  2. $\frac{1}{3}$ + $\text{x}$ = $\frac{6}{9}$
    ⇒ $\frac{1}{3}$ + $\text{x}$ = $\frac{2}{3}$
    ⇒ $\text{x}$ = $\frac{2}{3}$ – $\frac{1}{3}$
    ⇒ $\text{x}$ = $\frac{1}{3}$ 
     

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