Q1) $4\over9$ + $2\over9$ = ${ }\over9$ [ $6\over9$]

Q1) $7\over12$ + $2\over12$ = [ $9\over12$]

Q1) $5\over14$ + $2\over14$ + $2\over14$ = [ $9\over14$]

Q2) $5\over12$ + $5\over12$ = ${ }\over12$ [ $10\over12$]

Q2) $6\over12$ + $2\over12$ = [ $8\over12$]

Q2) $2\over12$ + $4\over12$ + $4\over12$ = [ $10\over12$]

Q3) $3\over7$ + $2\over7$ = ${ }\over7$ [ $5\over7$]

Q3) $2\over7$ + $2\over7$ = [ $4\over7$]

Q3) $4\over11$ + $3\over11$ + $3\over11$ = [ $10\over11$]

Q4) $5\over12$ + $4\over12$ = ${ }\over12$ [ $9\over12$]

Q4) $3\over9$ + $4\over9$ = [ $7\over9$]

Q4) $9\over15$ + $2\over15$ + $3\over15$ = [ $14\over15$]

Q5) $5\over12$ + $5\over12$ = ${ }\over12$ [ $10\over12$]

Q5) $6\over10$ + $2\over10$ = [ $8\over10$]

Q5) $6\over15$ + $3\over15$ + $3\over15$ = [ $12\over15$]

Q6) $3\over8$ + $2\over8$ = ${ }\over8$ [ $5\over8$]

Q6) $3\over9$ + $2\over9$ = [ $5\over9$]

Q6) $3\over14$ + $3\over14$ + $4\over14$ = [ $10\over14$]

Q7) $4\over12$ + $2\over12$ = ${ }\over12$ [ $6\over12$]

Q7) $5\over11$ + $2\over11$ = [ $7\over11$]

Q7) $2\over13$ + $3\over13$ + $4\over13$ = [ $9\over13$]

Q8) $5\over12$ + $2\over12$ = ${ }\over12$ [ $7\over12$]

Q8) $7\over12$ + $2\over12$ = [ $9\over12$]

Q8) $3\over14$ + $5\over14$ + $2\over14$ = [ $10\over14$]

Q9) $3\over7$ + $3\over7$ = ${ }\over7$ [ $6\over7$]

Q9) $3\over9$ + $5\over9$ = [ $8\over9$]

Q9) $2\over15$ + $5\over15$ + $3\over15$ = [ $10\over15$]

Q10) $3\over7$ + $2\over7$ = ${ }\over7$ [ $5\over7$]

Q10) $4\over9$ + $3\over9$ = [ $7\over9$]

Q10) $2\over8$ + $2\over8$ + $2\over8$ = [ $6\over8$]