Question

giúp mk.  Mk cần gấp.

Answer 1

a)   18/24+35/-10

=3/4+(-7/2)

=6/8+(-28/8)

=6+(-28)/8

 =-(28-6)/8

=-22/8

=-11/4

Answer 2

b: \(=\dfrac{-1}{9}+2=\dfrac{18}{9}-\dfrac{1}{9}=\dfrac{17}{9}\)

c: \(=\dfrac{-4}{7}+\dfrac{-5}{6}=\dfrac{-24-35}{42}=-\dfrac{59}{42}\)