Find : `3/4+\ ((-3)/5)+((-2)/3)+5/8+\ ((-4)/(15))`

Find: (7)/(4) + ((3)/(4) + (5)/(8))

Evaluate ((3)/(8))^(-2) xx ((4)/(5))^(-3).

The value of (9)/(15) " of " ((2)/(3) // (2)/(3) " of " (3)/(2)) ÷ ((3)/(4) xx (3)/(4) ÷ (3)/(4) " of " (4)/(3)) " of " ((5)/(4) ÷ (5)/(2) xx (2)/(5) " of " (4)/(5)) is :

The value of (9)/(15) " of " ((2)/(3) // (2)/(3) " of " (3)/(2)) ÷ ((3)/(4) xx (3)/(4) ÷ (3)/(4) " of " (4)/(3)) " of " ((5)/(4) ÷ (5)/(2) xx (2)/(5) " of " (4)/(5)) is :

Find the sum : (i) 5/4 + ((-11)/(4)) , (ii) 5/3 + 3/5 , (iii) (-9)/(10) + 22/15 (iv) (-3)/(-11) + 5/9 , (v) (-8)/(19) + ((-2))/(57) , (vi) (-2)/(3) + 0 (vii) -2'1/3 + 4'3/5

Find (-5)/(-8)-((-3))/(4) .

(3)/(12) of (((2)/(5)+(4)/(15)))/(((3)/(5)-(2)/(5)))= ?