1/4 +1/2×1/3

Giúp mìn với

2 câu trả lời

`1/4 + 1/2 xx 1/3 = 1/4 + 1/6 = 3/12 + 2/12 = (3 + 2)/12 = 5/12`

`#dtkc`

\(\dfrac{1}{4}+\dfrac{1}{2}\times\dfrac{1}{3}\)\(=\dfrac{1}{4}+\dfrac{1}{6}\)\(=\dfrac{10}{24}=\dfrac{5}{12}\)