Question

Tính giá trị biểu thức:

a) 6 : 5/2 - 3/10

b) 4/6 : 4/3 + 5 : 4/3

Answer 1

16/5

17/4

Answer 2

a. 7/2 - 3/10 = 16/5

b. (4/6 + 5):4/3=17/3 :4/3=17/4

Answer 3

a) \(6-\dfrac{5}{2}-\dfrac{3}{10}=\dfrac{7}{2}-\dfrac{3}{10}=\dfrac{16}{5}\)

b) \(\dfrac{4}{6}\div\dfrac{4}{3}+5\div\dfrac{4}{3}\)

    \(=\dfrac{1}{2}+\dfrac{15}{4}\)

     \(=\dfrac{17}{4}\)

    

Answer 4

16/5

17/4

Answer 5

a) \(6-\dfrac{5}{2}-\dfrac{3}{10}=\dfrac{7}{2}-\dfrac{3}{10}=\dfrac{16}{5}\)

b) \(\dfrac{4}{6}:\dfrac{4}{3}+5:\dfrac{4}{3}=\dfrac{1}{2}+\dfrac{15}{4}=\dfrac{17}{4}\)