Evaluate :
(iv) `(3)/(8)+(-5)/(12)+(3)/(7)+(3)/(12)+(-5)/(8)+(-2)/(7)`

Find: 3(1)/(8)+1(5)/(12)

Add: (5)/(12)and(3)/(8)

Add (-3)/(8) and (5)/(-12) .

Find: (7)/(4) + ((3)/(4) + (5)/(8))

Evaluate: (5)/(12)+((-7))/(12)

Solve : (2x)/(3)-(3x)/(8)=(7)/(12)

Find: 7/(8)-5/(12)

Add each pair of rational numbers, given below, and show that their addition (sum) is also a rational number : (i) (7)/(15) "and" (3)/(5) (ii) (2)/(7) "and" 2 (iii) (3)/(8) "and" (-5)/(12) (iv) (7)/(-15) "and" (2)/(-3) (v) (5)/(-13) "and" (11)/(26)

Find the value of: (i) (-4) -: 2/3 (ii) (-3)/5 -: 2 (iii) (-4)/5 -: (-3) (iv) (-1)/8 -: 3/4 (v) (-2)/(13) -: 1/7 (vi) (-7)/(12) -: ((-2)/(13)) (vii) 3/(13) -: ((-4)/(65))

Find: 5/(8)-7/(12)