HOC24
Lớp học
Môn học
Chủ đề / Chương
Bài học
a. cupboard
b.shelf
1. The black car is cheaper than the red one .
2. 0 bt
3.Which are you in class
4.Is the cinema between the hotel and the back
5.What do you want form the bank
6. practiced
7. am going
8.are giving
9.is meeting
10.0 bt
Winsor
2/7+1/9+1/7+5/9+8/14 =2/7+1/9+1/7+5/9+4/7 = 2/7+1/7+4/7+ 1/9+5/9 = \(\dfrac{2+1+4}{7}\) + \(\dfrac{1+5}{9}\) =7/7 + 6/9 =1+2/3 =5/3