(ii) `3/2 xx(-1/2)+3/4 xx(-2/4)-1/3`

(-1/2)^3xx(-1/3)^4

Evaluate (-1)/3 xx (1/2+1/4)xx((-1)/3 xx 1/2)+((-1)/3 xx 1/4)

Some pictures (a) to (f) are given below. Tell which of them show: (i) 2 xx 1/4 , (ii) 2 xx 3/7 , (iii) 2 xx 1/3 , (iv) 1/4 xx 4 , (v) 3 xx 2/9 , (vi) 1/4 xx 3

Simplify the following expression : (2/3 xx 1/6) +(2/3 xx 7/2) -((13)/4 xx 4/3)=?

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

Find the value of. (i) (3^@+4^(-1)) xx 2^2 (ii) (2^(-1)xx 4^(-1))-: 2^(-1) (iii) (1/2)^-2 + (1/3)^-2 + (1/4)^-2 (iv) (3^-1 + 4^-1+ 5^(-1))^0 (v) {((-2)/3)^-2}^2

Find the value of (-3)+(-8)-:(-4)-2xx(-2) (-3)xx(-4)-:(-2)+(-1)

(1/4 xx 2/7)- ( 5/(14) xx 2/3)

Simplify the following expression : ((3)/(2)xx(1)/(6))+((5)/(3)xx(7)/(2))-((13)/(4)xx(4)/(3))=?