Ukm

\(\dfrac{2}{9}\)- \(\dfrac{3}{4}\)- \(\dfrac{11}{9}\).0,75

= \(\dfrac{2}{9}\)- \(\dfrac{3}{4}\)-\(\dfrac{11}{9}\).\(\dfrac{3}{4}\)

= (\(\dfrac{2}{9}\)- \(\dfrac{11}{9}\)).\(\dfrac{3}{4}\)= (-1).\(\dfrac{3}{4}\)=\(\dfrac{-3}{4}\)

Ko có j ^^

A.Bằng nhau

:')dạ kcj ạ

....

D