Question

Sum of predecessor and successor of $-2$ is ___________

Answer 1

Finding predecessor and successor:

Successor of $-2=-1$

Predecessor of $-2=-3$

The sum of predecessor and Successor of $-2$ is

$$\begin{gathered} =-1+(-3) \\ =-1-3 \\ =-4 \end{gathered}$$

Therefore $-4$ is the requires sum of successor and predecessor of $-2$.