\(MSC:60\)
\(\dfrac{1}{3}=\dfrac{1\times20}{3\times20}=\dfrac{20}{60}\)
\(\dfrac{1}{4}=\dfrac{1\times15}{4\times15}=\dfrac{15}{60}\)
\(\dfrac{1}{5}=\dfrac{1\times12}{5\times12}=\dfrac{12}{60}\)
Đúng 4
Bình luận (0)
\(\dfrac{20}{60};\dfrac{15}{60};\dfrac{12}{60}\)
Đúng 1
Bình luận (0)