Question

Find the difference of
Successor
a-1 and
Successor ,
a+1​

Answer 1

Answer:

Let the number is n

Then the successor of the number = n+1

and the predecessor of the number = n−1

Difference =n+1−(n−1)

=n+1−n+1

=2

Answer 2

Answer:

1)=a-1+1

=a

hope this helps

2)a+1+1

=a+2

hope this