\(\dfrac{10}{12}-\dfrac{3}{4}=\dfrac{5}{6}-\dfrac{3}{4}=\dfrac{20}{24}-\dfrac{18}{24}=\dfrac{2}{24}=\dfrac{1}{12}\)
Đúng 2
Bình luận (0)
\(\dfrac{10}{12}-\dfrac{3}{4}=\dfrac{1}{12}\)
Đúng 2
Bình luận (0)
\(\dfrac{10}{12}\)-\(\dfrac{3}{4}\)=\(\dfrac{10}{12}\)-\(\dfrac{9}{12}\)
=\(\dfrac{10-9}{12}\)
= \(\dfrac{1}{12}\)
Đúng 3
Bình luận (0)