Add `(-6)/(11)` and `(-4)/(11)`

Add the rational number: (-8)/(11) and (-4)/(11)

Add the following rational numbers: {:((i) (-2)/(5) and (4)/(5),(ii) (-6)/(11) and (-4)/(11) , (iii) (-11)/(8) and (5)/(8)), ((iv) (-7)/(3) and (1)/(3),(v) (5)/(6) and (-1)/(6),(vi) (-17)/(15) and (-1)/(15)):}

Add(4)/(-11) and (7)/(11)

Add the rational number: (-8\ )/(11)\ a n d(-4)/(11)

Add, the following pair of rational numbers, and show that their addition (sum) is also a rational number : (6)/(11) "and" (-9)/(11)

Add the following rational numbers: (i) (-8)/(11)\ a n d(-4)/(11) (ii) 6/(13)\ a n d\ (-9)/(13)

Add the following rational numbers: (-8)/(11)\ a n d(-4)/(11) (ii) 6/(13)\ a n d\ (-9)/(13)

Add (11)/(8) and (-6)/(8).