Question

Find the successor end predecessor of the number:

$9999$

Answer 1

Step-1: Successor of a number:

Successor $$\begin{gathered} =9999+1 \\ =10000 \end{gathered}$$

Step-2: Predecessor of a number:

Predecessor $$\begin{gathered} =9999-1 \\ =9998 \end{gathered}$$

Hence, successor and predecessor are $10000and9998$ respectively.