Predecessor and successor

Q. State true or false. All whole numbers have a predecessor.

1. True
2. False

Q. The predecessor of the greatest 5 digit number is _______ .

1. 19999
2. 99999
3. 10000
4. 99998

Q.

The predecessor of any number can be obtained by __ one from it.

1. subtracting

2. adding
3. multiplying
4. dividing

Q.

Write the successor of:

$89989$

Q.

___ is the successor of 1289734.

Q.

The predecessor of the smallest $3$ - digit number is ___________

Q.

The product of successor and predecessor of $999$ is:

1. $999000$

2. $998000$

3. $989000$

4. $1998$

Q. What is the difference between the successor of the greatest 3-digit number and the predecessor of the least
2-digit number?
[5 marks]

Q.

Write the successors of the following whole numbers.

$65878$

Q.

Write the successors of the following whole numbers.

$42788$

Q.

Write the successors of the following whole numbers.

$83987$

Q.

Write the successor of the given number: $5001299$

Q.

The successor of a natural number is obtained by adding ___ to it.(answer in numerical value)

Q.

Is there is any natural number that has no predecessor?

Q.

Write the predecessor of the given number : $54789011$