ज्ञात कीजिए :
(I) `7/(24) - (17)/(36)` , (ii) `5/(63) - ((-6)/(21))` , (iii) `(-6)/(13) - ((-7)/(15))`
(iv) `(-3)/(8)- (7)/(11)`, (v) `-2'1/9- 6`

Find (i) (7)/(24)-(17)/(36) (ii) (5)/(63)-((-6)/(21))( iii) (-6)/(13)-(7)/(11)(v)(-2)(1)/(9)-6

Find (i) 7/24-17/36 (ii) 5/63-((-6)/21) (iii) (-6)/13-7/11 (iv) -2/9 -6

Add the following rational numbers: {:((i) (-2)/(5) and (4)/(5),(ii) (-6)/(11) and (-4)/(11) , (iii) (-11)/(8) and (5)/(8)), ((iv) (-7)/(3) and (1)/(3),(v) (5)/(6) and (-1)/(6),(vi) (-17)/(15) and (-1)/(15)):}

Multiply : (i) (3)/(4) by (5)/(7) (ii) (9)/(8) by (32)/(2) (iii)(7)/(6) by 24 (iv) (-2)/(3) by (6)/(7) (v) (-12)/(5) by (10)/(-3) (vi) (25)/(-9) by (3)/(-10) (vii) (-7)/(10) by (-40)/(21) (viii) (-36)/(5) by (20)/(-3) (ix) (-13)/(15) by (-25)/(26)

Multiply: (9)/(-7)by(36)/(-11) (ii) (-11)/(13)by(-21)/(7)

Add the following rational numbers : (i) (12)/(7) and (3)/(7) : (ii) (-2)/(5) and (1)/(5) (iii) (3)/(8) and (1)/(8) (iv) (-5)/(11) and (7)/(-11) (v) (9)/(-13) and (-11)/(-13) (vi) (-2)/(9) and (5)/(9) (vii) -(17)/(9) and (-11)/(9) (viii) (-3)/(7) and (5)/(-7)

Evaluate : (i) (3)/(4)-(4)/(5) (ii) -3-(4)/(7) (iii) (7)/(24)-(19)/(36) (iv) (14)/(15)-(13)/(20) (v) (4)/(9)-(2)/(-3) (vi) (7)/(11)- (-4)/(-11) (vii) (-5)/(14) -(-2)/(7) (viii) (-5)/(-8)-(-3)/(4)

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

Simplify: (i) 7/18 + 5/6 , (ii) (-9/25) + 3/5 , (iii) (-8/35) + (-2/7)