Question

What is the predecessor and successor of 1 digit number?

Answer 1

Answer:

Predecessor=n-1

Successor=n+1

Step-by-step explanation:

Let the 1 digit number be n.

Then Predecessor=n-1

Successor=n+1

For example n=2,

Predecessor = n-1 = 2-1=1

Successor = n+1 = 2+1=3

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