Question

Find the predecessor of each of the following integers.

$-11$

Answer 1

If $\text{'}a\text{'}$ is any integer, then $\left(a-1\right)$ is known as the predecessor of $\text{'}a\text{'}$.

So, the predecessor of $-11=-`11-1\Rightarrow -12$

Hence, the predecessor of $-11$ is $-12.$