1.

Add the following rational numbers : (i) (-2)/(5)and (3)/(4) (ii) (-5)/(9) and (2)/(3) (iii) (-4) and (1)/(2)(iv) (-7)/(27)and (5)/(18) (v)(-5)/(36) and (-7)/(12) (vi) (1)/(-9)and (4)/(-27)(vii) (-9)/(24) and (-1)/(18)(viii) (27)/(-4)and (-15)/(8)

Answer»


Answer : (i) `(7)/(20)`
(ii)`(1)/(9)`
(iii) `(-7)/(2)`
(IV)`(1)/(54)`
(iv)`(-13)/(18)`
(vi)`(-7)/(27)`
(vii) `(-31)/(72)`,br>(viii) `(-69)/(8)`


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