By visiting this page you can have plenty of knowledge on Four-digit numbers. You can understand the definition of a four-digit number, how to compare four-digit numbers, how to arrange 4 digit numbers in ascending order and descending order. You can also find solved examples on comparison of four-digit numbers, arranging 4 digit numbers in ascending order and descending order.

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## Four Digit Numbers – Definition

A four-digit number contains four digits. According to their values, the digits are placed from right to left at one’s place, ten’s place, hundred’s place, and thousand’s place.

Examples of four-digit numbers are 3456,2789,6540 etc.

### How to Compare 4 Digit Numbers?

In the comparison of the four-digit number,1) The numbers having more digits are greatest. i.e. four-digit numbers are always greater than three-digit numbers,two-digit numbers,one-digit numbers.

5436>250, 8500>85, 3451>100,7890>789

2)Thousand place digit is compared for comparing four-digit numbers.

5678>4321, 7321>4678, 9450>8567, 1523>1032

3)If thousands place of a four-digit number is equal then follow the rules of a three-digit number.

8520>8341, 6432>6312,9800>9723,7520>7120

### Comparing Four-Digit Numbers Examples

**Example 1:**

Compare four-digit numbers 6520, 5231?

**Solution:**

In 6520,6 is in the thousands place.

In 5231,5 is in the thousands place.

compare thousands place of two numbers i.e. 6>5

so 6520>5231.

**Example 2:**

Compare four-digit numbers 4210, 3120?

**Solution:**

In 4210,4 is in the thousands place.

In 3120,3 is in the thousands place.

Compare thousands place of two numbers i.e. 4>3

So 4210>3120.

**Example 3:**

Compare four-digit numbers 9520, 9420?

**Solution:**

In 9520,9 is in the thousands place.

5 is in the hundreds place.

2 is in the tens place.

0 is in one place.

In 9420,9 is in the thousands place.

4 is in the hundreds place.

2 is in the tens place.

0 is in one’s place.

since thousands place of both the numbers are same. Compare hundred’s place of both the numbers.

5>4.

so 9520>9420.

**Example 4:**

Compare four-digit numbers 3425, 3421?

**Solution:**

In 3425,3 is in the thousands place.

4 is in the hundreds place.

2 is in the tens place.

5 is in one’s place.

In 3421,3 is in the thousands place.

4 is in the hundreds place.

2 is in the tens place.

1 is in one’s place.

since thousands, hundreds, and tens place are same compare one’s place of both the numbers.

5>1

so3425>3421.

5. Compare four-digit numbers 6540,5420

In 6540,6 is in the thousands place.

5 is in the hundreds place.

4 is in the tens place.

0 is in one’s place

In 5420, 5 is in the thousands place.

4 is in the hundreds place.

2 is in the tens place.

0 is in one’s place.

compare a thousand places of both the numbers i.e. 6>5. So 6540 is greater than 5420.

Numbers can be arranged in two ways. one is Ascending order and the other one is descending order.

### Ascending Order

If the numbers are arranged from smallest to largest. Then it is called Ascending order.

#### How to arrange 4 Digit Numbers in Ascending Order?

1. Arrange the four-digit numbers 2300,4789,6520,1220,8320,6342 in Ascending order?

Four-digit numbers in ascending order are 1220, 2300, 4789, 6342, 6520,8320.

2. Arrange the four-digit numbers 3340,1783,2520,1220,8920,6142 in Ascending order?

Four-digit numbers in ascending order are 1220,1783,2520,3340,6142,8920.

3. Arrange the four-digit numbers 1340,6873,5520,2220,7920,6142 in Ascending order?

Four-digit numbers in ascending order are1340,2220,5520,6142,6873,7920.

4. Arrange the four-digit numbers 1830,3456,6754,1290,2134,8675 in Ascending order?

Four-digit numbers in ascending order are 1290, 1830,2134,3456,6754,8675.

### Descending Order

If numbers are arranged from largest to smallest then it is called Descending order.

#### How to arrange 4 Digit Numbers in Descending Order?

1.Arrange four-digit numbers 3320, 5420, 1121, 6345, 9230, 2250 in Descending Order?

Four-digit numbers in Descending order are 9230, 6345, 5420, 3320, 2250, 1121.

2.Arrange four-digit numbers 5120, 1420, 9121, 3345, 9530, 2150 in Descending Order?

Four-digit numbers in Descending order are 9530, 9121,5120, 3345, 2150, 1420.

3.Arrange four-digit numbers 4120, 8420, 1828, 7345, 1230, 2950 in Descending Order?

Four-digit numbers in Descending order are 8420, 7345, 4120, 2950, 1828, 1230.

4. Arrange four-digit numbers 1200,6540,8324,3214,5889,4678?

Four-digit numbers in descending order are 8324, 6540, 5889, 4678, 3214, 1200.

#### FAQ’s on Comparison of Four-Digit Numbers

**1. How many digits are there in a four-digit number?**

There are four digits in a four-digit number.

**2. What is the smallest four-digit number?**

The smallest four-digit number is 1000.

**3. What is the greatest four-digit number?**

The greatest four-digit number is 9999.

**4. What is the place value of 5 in 5734?**

The place value of 5 in 5734 is thousands.