Question

7/24+13/24=

3/8+6/15

2+3/4+7/12

tính rồi rút gon giải chi tiết

Answer 1

20/24

31/40

10/3

Answer 2

20/24

31/40

10/3

Answer 3

 a)\(=\dfrac{20}{24}=\dfrac{5}{6}\)

b)\(=\dfrac{31}{40}\)

c)\(=\dfrac{24}{12}+\dfrac{9}{12}+\dfrac{7}{12}=\dfrac{40}{12}=\dfrac{10}{3}\)