⇛5/7 + (15+2)/5
⇛5/7 + 28/5
⇛(25 + 296)/35
⇛321/35 Ans.
⇛5/9 + (14+4)/7
⇛5/9 + 18/7
⇛(35+162)/63
⇛197/63 Ans.
⇛(36+6)/6 + 4/11
⇛42/6 + 4/11
⇛(462+24)/66
⇛486/66 Ans.
10(2/3) + 5(1/4)
⇛(30+2)/3 + (20+1)/4
⇛32/3 + 21/4
⇛(128+63)/12
⇛191/12 Ans.
9(1/2) + 2(4/7)
⇛(18+1)/2 + (14+4)/7
⇛19/2 + 18/7
⇛(133+36)/14
⇛169/14 Ans.
Hope this helps.