Question

Write the successor and predecessor of the following;

$-87$.

Answer 1

Successor and Predecessor $-87$:

According to the definition, predecessor is that number which is one lesser than the given number or which lies just on the left side of the given number on number line.

Similarly, successor is that number which is one greater than the given number or which lies just on the right side of the given number on number line.

Therefore, predecessor of $-87$ is $-88$ and successor is $-86.$