Add: (i) `7/(10)+2/(15)` (ii) `2 2/3+3 1/2`

Add: 7/(10)a n d2/(15)

Add: 7/(10)a n d2/(15)

Solve (i) 2 - 3/5 (ii) 4 + 7/8 (iii) 3/5 + 2/7 (iv) 9/11 - 4/5 (v) 7/10 + 2/5 + 3/2 (vi) (2) 2/3 + (3) 1/2 (vii) (8) 1/2 - (3) 5/8

Add: (i) -3/4 and -4/5 (ii) 2/7 and 2

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

Add each pair of rational numbers, given below, and show that their addition (sum) is also a rational number : (i) (7)/(15) "and" (3)/(5) (ii) (2)/(7) "and" 2 (iii) (3)/(8) "and" (-5)/(12) (iv) (7)/(-15) "and" (2)/(-3) (v) (5)/(-13) "and" (11)/(26)

Add: 10+(-2)+(-7)

Simplify : (i) 2^(2/3). 2^(1/5) (ii) (1/(3^3))^7 (iii) (11^(1/2))/(11^(1/4)) (iv) 7^(1/2). 8^(1/2)

Simplify : (i) 2^(2/3). 2^(1/5) (ii) (1/(3^3))^7 (iii) (11^(1/2))/(11^(1/4)) (iv) 7^(1/2). 8^(1/2)