Conversion formula

The conversion factor from decimeters to centimeters is 10, which means that 1 decimeter is equal to 10 centimeters:

1 dm = 10 cm

To convert 1242 decimeters into centimeters we have to multiply 1242 by the conversion factor in order to get the length amount from decimeters to centimeters. We can also form a simple proportion to calculate the result:

1 dm → 10 cm

1242 dm → L_(cm)

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

L_(cm) = 1242 dm × 10 cm

L_(cm) = 12420 cm

The final result is:

1242 dm → 12420 cm

We conclude that 1242 decimeters is equivalent to 12420 centimeters:

1242 decimeters = 12420 centimeters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 centimeter is equal to 8.0515297906602E-5 × 1242 decimeters.

Another way is saying that 1242 decimeters is equal to 1 ÷ 8.0515297906602E-5 centimeters.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand two hundred forty-two decimeters is approximately twelve thousand four hundred twenty centimeters:

1242 dm ≅ 12420 cm

An alternative is also that one centimeter is approximately zero times one thousand two hundred forty-two decimeters.

Conversion table

decimeters to centimeters chart

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