Question

Câu 1. Tính :

7/4 : 8/3 =

7/6 : 21/4 = 

8/ 5 : 16/7 =…

5/12 : 25/4 =

Answer 1

21/32

2/9

7/10

1/15

Answer 2

21/32

2/9

7/10

1/15

Answer 3

\(\dfrac{7}{4}:\dfrac{8}{3}=\dfrac{21}{32}\)

\(\dfrac{7}{6}:\dfrac{21}{4}=\dfrac{28}{126}\)

\(\dfrac{8}{5}:\dfrac{16}{7}=\dfrac{56}{80}\)

\(\dfrac{5}{12}:\dfrac{25}{4}=\dfrac{20}{300}\)

Có gì you tự rút gọn nha :>

Answer 4

Câu 1. Tính :

\(\dfrac{7}{4}:\dfrac{8}{3}=\dfrac{21}{32}\)
\(\dfrac{7}{6}:\dfrac{21}{4}=\dfrac{2}{9}\)
\(\dfrac{8}{5}:\dfrac{16}{7}=\dfrac{7}{10}\)
\(\dfrac{5}{12}:\dfrac{25}{4}=\dfrac{1}{5}\)