(i) `1/3 xx 3/4`
(ii) `5/9 xx 5/6`

Perform the following multiplication a) 2/9 xx 7/8 xx 1/9 b) 1/3 xx 4/5 xx 1/4 c) 1/3 xx 2/4 xx 5/3 d) 1/2 xx 1/3 xx 1/4 e) 1/5 xx 2/5 xx 2/3 f) 2/3 xx 5/6 xx 1/4

For the fractions given below : (a) Multiply and reduce the product to lowest form (if possible) (b) Tell whether the fraction obtained is proper or improper. (c) If the fraction obtained is improper then convert it into a mixed fraction. (i) 2/5 xx (5) 1/4 (ii) (6) 2/5 xx 7/9 (iii) 3/2 xx (5) 1/3 (iv) 5/6 xx (2) 3/7 (v) (3) 2/5 xx 4/7 (vi) (2) 3/5 xx 3 (vii) (2) 3/5 xx 3 (viii) (3) 4/7 xx 3/5

Find the product: (i) 5/8xx3/4 (ii) 3/4xx5/2 (iii) 9/16xx8/15 (iV) 5/12xx9

Find Value of:- 4+3 xx 4 +3 xx 4^(2) +3xx 4^(3) +3 xx 4^(4) +3 xx 4^(5) = ? (a) 5 xx 4^(5) (b) 9xx 4^(4) (c) 4^(6) (d) 10 xx 4^(4)

Evaluate (i) 3/2 xx 4/5+3/5 xx 4/5 (ii) 14/3 xx 7/2-1/3 xx 7/2

Simplify the following expressions : 9/7 xx 21/6 xx 5/8 xx 3 5/6

Write the numeral whose expanded form is given below: ( i ) 6 xx 10^(4)+3 xx 10^(3)+0 xx 10^(2)+7 xx 10^(1)+8 xx 10^(0) ( ii ) 9 xx 10^(6)+7 xx 10^(5)+0 xx 10^(4)+3 xx 10^(3)+2 xx 10^(2)+9 xx 10^(1)+6 xx 10^(0) ( iii ) 8 xx 10^(5)+6 xx 10^(4)+4 xx 10^(3)+2 xx 10^(2)+9 xx 10^(1)+6 xx 10^(0)

Simplify: (a) 108-:36 of (1)/(4)+(2)/(5)xx3(1)/(4) (b) (2)/(3)xx(5)/(6)+(4)/(9)-(3)/(4)+(2)/(9)xx(5)/(9)-:(2)/(9)

Evaluate: (i) ((5)/(3)) ^(2 ) xx ((5)/(3)) ^(2) (ii) ((5)/(6))^(6) xx ((5)/(6)) ^(-4) (iii) ((2)/(3)) ^(-3) xx ((2)/(3)) ^(-2) (iv) ((9)/(8)) ^(-3) xx ((9)/(8)) ^(2)