Convert Kilometer to Decimeter

Convert kilometers to decimeters by entering a value below.

1 km (kilometers) = 10000 dm (decimeters)

How to Convert Kilometers to Decimeters

The kilometer and decimeter are both units of length. By definition, 1 kilometer equals exactly 10000 decimeters. This means to convert kilometers to decimeters, you multiply by 10000.

Formula

decimeters = kilometers × 10000

Step-by-Step Example

Convert 5 km to decimeters:

1
Convert 5 km to decimeters

We need to convert kilometers to decimeters

2
Apply the formula

Since 1 km = 10000 dm, multiply by 10000

5 × 10000 = 50000

Answer

5 km = 50000 dm

Kilometer to Decimeter Conversion Table

Quick reference table for common kilometer to decimeter conversions. Click any value for detailed calculation.

Kilometers (km) Decimeters (dm)
0.1 km 1000 dm
0.5 km 5000 dm
1 km 10000 dm
2 km 20000 dm
5 km 50000 dm
10 km 100000 dm
25 km 250000 dm
50 km 500000 dm
100 km 1000000 dm

About These Units

Kilometer (km)

A kilometer (km) is a metric unit of length equal to 1,000 meters or approximately 0.621 miles. Kilometers are the standard unit for measuring road distances, running races, and geographic distances in most countries worldwide. Common conversions: 1 km = 0.621 miles, 1 mile = 1.609 km.

Decimeter (dm)

A decimeter (dm) is a metric unit of length equal to 1/10 of a meter, 10 centimeters, or approximately 3.94 inches. Decimeters are commonly used in Europe for measuring furniture dimensions, fabric lengths, and in educational contexts.

Frequently Asked Questions

How do I convert kilometers to decimeters?

To convert kilometers to decimeters, multiply the value by 10000. For example, 10 km = 100000 dm.

How many decimeters are in 1 kilometer?

1 kilometer equals 10000 decimeters.

What is the formula for kilometers to decimeters?

The formula is: dm = km × 10000.