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Unit Converter

Conversion formula

The conversion factor from centimeters to decimeters is 0.1, which means that 1 centimeter is equal to 0.1 decimeters:

1 cm = 0.1 dm

To convert 3 centimeters into decimeters we have to multiply 3 by the conversion factor in order to get the length amount from centimeters to decimeters. We can also form a simple proportion to calculate the result:

1 cm → 0.1 dm

3 cm → L(dm)

Solve the above proportion to obtain the length L in decimeters:

L(dm) = 3 cm × 0.1 dm

L(dm) = 0.3 dm

The final result is:

3 cm → 0.3 dm

We conclude that 3 centimeters is equivalent to 0.3 decimeters:

3 centimeters = 0.3 decimeters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 decimeter is equal to 3.3333333333333 × 3 centimeters.

Another way is saying that 3 centimeters is equal to 1 ÷ 3.3333333333333 decimeters.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three centimeters is approximately zero point three decimeters:

3 cm ≅ 0.3 dm

An alternative is also that one decimeter is approximately three point three three three times three centimeters.

Conversion table

centimeters to decimeters chart

For quick reference purposes, below is the conversion table you can use to convert from centimeters to decimeters

centimeters (cm) decimeters (dm)
4 centimeters 0.4 decimeters
5 centimeters 0.5 decimeters
6 centimeters 0.6 decimeters
7 centimeters 0.7 decimeters
8 centimeters 0.8 decimeters
9 centimeters 0.9 decimeters
10 centimeters 1 decimeters
11 centimeters 1.1 decimeters
12 centimeters 1.2 decimeters
13 centimeters 1.3 decimeters