Toán Lớp 5: 2/3-1/3*x=1/4
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Toán Lớp 5: 2/3-1/3*x=1/4
Mong mng giúp em ạ
Comments ( 2 )
$\dfrac{1}{3}.x=$$\dfrac{2}{3}-$ $\dfrac{1}{4}$
$\dfrac{1}{3}.x=$$\dfrac{8}{12}-$ $\dfrac{3}{12}$
$\dfrac{1}{3}.x=$$\dfrac{5}{12}$
$x=$$\dfrac{5}{12}:\dfrac{1}{3}$
$x=$$\dfrac{5}{4}$