(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`

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

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: 2/3+1/6-2/9 (ii) 12-3 1/2 (iii) 7 5/6-4 3/8+2 7/(12)

Simplify 9 5/6 -4 3/8+2 7/12

Divide: (i) 5/9 "by"2/3 (ii) 5 4/7"by"13/14 (iii) 4 2/7"by"2 2/5

(i) (5^(2))^(7) = (ii) (7^(3)) (9^(3)) =

Which ratio is greater ? (i) (5 : 6) or (7: 9) (ii) (2 : 3) or (4 : 7) (iii) (1 : 2) or (4 : 7) (iv) (3 : 5) or (8 : 13)

Find each of the following products: (i) (x + 6) (x + 6) (ii) (4x + 5y) (4x + 5y) (iii) (7a + 9b) (7a + 9b) (iv) ((2)/(3) x + (4)/(5)y) ((2)/(3) x + (4)/(5) y) (v) (x^(2) + 7)(x^(2) + 7) (vi) ((5)/(6) a^(2) + 2) ((5)/(6) a^(2) + 2)

The value of 2 7/8 div (3 5/6 div 2/7 of 2 1/3) xx [(2 6/7 of 4 1/5 div 2/3)xx5/9] is : / 2 7/8 div (3 5/6 div 2/7 of 2 1/3) xx [(2 6/7 of 4 1/5 div 2/3)xx5/9] का मान ज्ञात करें |

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)