Bài 1. Tính giá trị các biểu thức sau:
1) \(\dfrac{11}{24}\) - \(\dfrac{5}{41}\) - ( 0,5 - \(\dfrac{13}{24}\) + \(\dfrac{36}{41}\) )
2) \(\dfrac{11}{21}\) . \(\dfrac{5}{9}\) - \(\dfrac{11}{21}\) . \(\dfrac{2}{9}\) + \(\dfrac{1}{3}\) . \(\dfrac{10}{21}\)
3) \(\left|\dfrac{-5}{9}\right|\) + \(\left|\dfrac{16}{25}\right|\) - ( \(\dfrac{1}{3}\) )2