Question

Khó không ạ giúp em vs ạ 1-1/2; 3-1/3

Answer 1

\(1-\dfrac{1}{2}=\dfrac{2}{2}-\dfrac{1}{2}=\dfrac{1}{2}\)

\(3-\dfrac{1}{3}=\dfrac{9}{3}-\dfrac{1}{3}=\dfrac{8}{3}\)

Answer 2

3−13=93−13=833−13=93−13=83