Successor of a Number – **Successor** of a Number (whole number) is the number, obtained by **adding 1** to that number.

Predecessor of a Number – **Predecessor** of any whole number is the number obtained by **subtracting 1** from it.

### Successor and Predecessor of a Number – Video Explanation

**Question based on Successor of a Number**

**Question 1**

Find the Successor of 543 ?

**Explanation : –**

The “Successor” of any whole number is the number, obtained by adding 1 to that number.

So, the successor of 543 is 543 + 1 = 544

**Question 2**

Find the Successor of 1206?

**Explanation : –**

The “Successor” of any whole number is the number, obtained by adding 1 to that number.

So, the successor of 1206 is 1206 + 1 = 1207

**Question 3**

Find the successor of 3542?

**Explanation : –**

The “Successor” of any whole number is the number, obtained by adding 1 to that number.

So, the successor of 3542 is 3542 + 1 = 3543

**Question 4**

Find the successor of 6572?

**Explanation : –**

The “Successor” of any whole number is the number, obtained by adding 1 to that number.

So, the successor of 6572 is 6572 + 1 = 6573

**Question 5**

Find the successor of 9571?

**Explanation : –**

The “Successor” of any whole number is the number, obtained by adding 1 to that number.

So, the successor of 9571 is 9571 + 1 = 9572

**Question based on Predecessor of a Number**

**Question 1**

Find the predecessor of 437?

**Explanation : –**

The “Predecessor” of any whole number is the number obtained by subtracting 1 from it.

So, the predecessor of 437 is 437 – 1 = 436

**Question 2**

Find the predecessor of 918?

**Explanation : –**

The “Predecessor” of any whole number is the number obtained by subtracting 1 from it.

So, the predecessor of 918 is 918 – 1 = 917

**Question 3**

Find the predecessor of 2331?

**Explanation : –**

The “Predecessor” of any whole number is the number obtained by subtracting 1 from it.

So, the predecessor of 2331 is 2331 – 1 = 2330

**Question 4**

Find the predecessor of 4100?

**Explanation : –**

The “Predecessor” of any whole number is the number obtained by subtracting 1 from it.

So, the predecessor of 4100 is 4100 – 1 = 4099

**Question 5**

Find the predecessor of 6605?

**Explanation : –**

The “Predecessor” of any whole number is the number obtained by subtracting 1 from it.

So, the predecessor of 6605 is 6605 – 1 = 6604

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