Question

VÒNG 2

Bài 1: Mèo con nhanh nhẹn

\(\dfrac{1}{2}\) + \(\dfrac{1}{12}\)	2 + \(\dfrac{1}{6}\)	\(\dfrac{1}{20}\)	1 - \(\dfrac{1}{9}\)
\(\dfrac{1}{15}\) + \(\dfrac{2}{15}\)	\(\dfrac{1}{2}\) + \(\dfrac{2}{3}\)	\(\dfrac{7}{12}\)	\(\dfrac{4}{12}\)
\(\dfrac{9}{14}\)+ \(\dfrac{1}{14}\)	1 + \(\dfrac{1}{6}\)	\(\dfrac{1}{4}\) - \(\dfrac{1}{5}\)	\(\dfrac{1}{3}\) - \(\dfrac{2}{9}\)
\(\dfrac{3}{2}\) + \(\dfrac{2}{3}\)	\(\dfrac{1}{5}\)	1 - \(\dfrac{8}{9}\)
\(\dfrac{5}{7}\)	1 - \(\dfrac{2}{3}\)	\(\dfrac{1}{3}\) + \(\dfrac{5}{9}\)