Find the difference:
(i)`5/7-2/7`
(ii)`5/6 - 3/4`
(iii)`3 1/5-7/10`
(iv)`7-4 2/3`
(v)`3 3/10-1 7/15`
(vi)`2 5/9-1 7/15`

Simplify: (i) 4/9-:5/6 (ii) 5/7-:10 (iii) 5 3/5-:2 1/10

Find : (i) 7/3 -: 2 (ii) 4/9 -: 5 (iii) 6/13 -: 7 (iv) (4) 1/3 -: 3 (v) (3)1/2 -: 4 (vi) (4) 3/7 -: 7

Find the sum:  (i) 5/6+3+3/4 (ii) 2 3/5+4 7/(10)+2 4/(15)

(i) 4/5+2/4 (ii) 7/9+5/3+7/9 (iii) 5/6+3/2+7/2 (iv) 7/3+9/2+5/6

Convert each of the following Into an improper fraction: (i) 5(5)/(7) (ii) 9(3)/(8) (iii) 6(3)/(10) (iv) 3(5)/(11) (v) 10(9)/(14) (vi) 12(7)/(15) (vii) 8(8)/(13) (viii) 51(2)/(3)

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 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))

Evaluate: (i) 2/(-3) + -4/9 , (ii) =1/2 + -3/4 , (iii) 7/-9 + -5/6 (iv) 2 + -3/4 , (v) 3 + -5/6 , (vi) -4 + 2/3