Question

3/4 nhan [5/6+7/8]m can gap huhu

Answer 1

\(\dfrac{3}{4}.\left(\dfrac{5}{6}+\dfrac{7}{8}\right)\)

\(=\dfrac{3}{4}.\dfrac{41}{24}\)

\(=\dfrac{41}{32}\)

Answer 2

\(\dfrac{3}{4}\times\left(\dfrac{5}{6}+\dfrac{7}{8}\right)\text{=}\dfrac{3}{4}\times\left(\dfrac{40}{48}+\dfrac{42}{48}\right)\)

\(\text{=}\dfrac{3}{4}\times\left(\dfrac{41}{24}\right)\)

\(\text{=}\dfrac{41}{32}\)