# Convert centimeters to decimeters

Enter the number of centimeters you want to convert to decimeters in the text box below. The conversion to length in decimeters will update as you type.

centimeters (cm)
1 centimeters = 0.1 decimeters

## Precise decimal and fraction answers

The conversion in decimeters rounded to six significant decimal places is 1 cm = 0.100000 dm. The precise fraction answer is 1/10 dm.

### Decimal Precision

Conversion from one to ten decimal places

• 1 cm = 0.1 dm
• 1 cm = 0.10 dm
• 1 cm = 0.100 dm
• 1 cm = 0.1000 dm
• 1 cm = 0.10000 dm
• 1 cm = 0.100000 dm
• 1 cm = 0.1000000 dm
• 1 cm = 0.10000000 dm
• 1 cm = 0.100000000 dm
• 1 cm = 0.1000000000 dm

## How many decimeters are in a centimeter?

There are 0.1 decimeters in one centimeter. A centimeter is 10.00% of a decimeter. A decimeter is 900% longer than one centimeter.

## Centimeters to decimeters conversion factor and formulas

Formula

The conversion factor between centimeters and decimeters is 10. This represents the ratio of centimeters per one decimeter. To calculate the value in decimeters, we can either divide by the conversion factor or multiply by its inverse.

### Division

To convert from centimeters to decimeters, divide centimeters by 10.
The formula is expressed as:
cm ÷ 10 = dm

### Multiplication

Alternatively we can multiply by the inverse conversion factor to get the same result.
The inverse of 10 is 1/10 or 0.1. To convert from centimeters to decimeters, multiply centimeters by 0.1.
The formula is expressed as:
cm × 0.1 = dm

A conversion from centimeters to decimeters are units within in the metric (SI) or SI compatible systems.

SI Unit

Within the SI (metric) system of measurement, the centimeter is officially defined as one hundredth (1/100) of a meter. It is commonly used as measurement from shorter lengths. Internationally it is spelled 'centimetre' whereas the U.S. spells it 'centimeter'. The symbol for centimeters is cm.

SI Unit

Within the SI (metric) system of measurement, the decimeter is officially defined as one tenth (1/10) of a meter. The decimeter is not widely used in everyday situations. Internationally it is spelled 'decimetre' whereas the U.S. spells it 'decimeter'. The symbol for decimeters is dm.

## Reverse this conversion

Convert from decimeters to centimeters instead.

## 1 centimeters to other length units

### Metric

• 1 cm = 1×10-5 km
• 1 cm = 0.01 m
• 1 cm = 0.1 dm
• 1 cm = 1 cm
• 1 cm = 10 mm
• 1 cm = 10,000 µ
• 1 cm = 1×107 nm

### Imperial/U.S.

• 1 cm = 6.214×10-6 mi
• 1 cm = 0.011 yd
• 1 cm = 0.033 ft
• 1 cm = 0.394 in

## References and Citations

1. International Bureau of Weights and Measures (BIPM) The International System of Units (SI)

cm dm
1 cm 0.1 dm
2 cm 0.2 dm
3 cm 0.3 dm
4 cm 0.4 dm
5 cm 0.5 dm
6 cm 0.6 dm
7 cm 0.7 dm
8 cm 0.8 dm
9 cm 0.9 dm
10 cm 1 dm
cm dm
20 cm 2 dm
30 cm 3 dm
40 cm 4 dm
50 cm 5 dm
60 cm 6 dm
70 cm 7 dm
80 cm 8 dm
90 cm 9 dm
100 cm 10 dm
1,000 cm 100 dm