Question

[Tran Thi Thu Hien]

 Tính :3\(\frac{1}{2}\)+ 4\(\frac{5}{7}-5\frac{5}{14}\)=

Mấy anh chị giúp em với

Answer 1

[nguyen dao bao ngoc]

3\(\frac{1}{2}\)+4\(\frac{5}{7}\)- 5\(\frac{5}{14}\)=

=\(\frac{7}{2}\)+\(\frac{33}{7}\)-\(\frac{65}{14}\)

=\(\frac{49}{14}\)+\(\frac{66}{14}\)-\(\frac{65}{14}\)

=\(\frac{50}{14}\)