Question

5/6 + 7/12=

5/8 - 2/5=

27/24 - 7/8 =

Answer 1

17/12

9/40

1/4

Answer 2

=17/12

=9/40

=1/4

Answer 3

5/6 + 7/12 = 17/12

5/8 - 2/5 = 9/40

27/24 - 7/8 = 1/4

Hok tốt!

Answer 4

a: \(=\dfrac{17}{12}\)

b: \(=\dfrac{25-16}{40}=\dfrac{9}{40}\)