Rational Number...

$$\displaystyle \frac{-7}{5} + \left(\displaystyle \frac{2}{-11} + \frac{-13}{25} \right) = \left(\displaystyle \dfrac{-7}{5} + \frac{2}{-11} \right) + \frac{-13}{25}$$
This property is

Which of the following order is correct for rational numbers between $$\displaystyle \frac{4}{11}$$ and $$\displaystyle \frac{9}{16}?$$

The additive inverse of $$\displaystyle \frac{-a}{b}$$ is

Which one of the following is the rational number lying between $$\displaystyle \frac{6}{7} \ and \ \frac{7}{8}?$$

Which of the following statements is correct?

Multiplicative inverse of '0' is

$$x$$ is additive identity of rational numbers.Then the value of x is

Rational numbers are closed under substraction.

What is the additive inverse of $$\displaystyle\frac{a}{b}$$?

Write the additive inverse of each of the following: $$\dfrac{2}{8}$$ and $$-\dfrac{5}{9}$$