Conversion formula

The conversion factor from decimeters to millimeters is 100, which means that 1 decimeter is equal to 100 millimeters:

1 dm = 100 mm

To convert 2742 decimeters into millimeters we have to multiply 2742 by the conversion factor in order to get the length amount from decimeters to millimeters. We can also form a simple proportion to calculate the result:

1 dm → 100 mm

2742 dm → L_(mm)

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

L_(mm) = 2742 dm × 100 mm

L_(mm) = 274200 mm

The final result is:

2742 dm → 274200 mm

We conclude that 2742 decimeters is equivalent to 274200 millimeters:

2742 decimeters = 274200 millimeters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 millimeter is equal to 3.6469730123997E-6 × 2742 decimeters.

Another way is saying that 2742 decimeters is equal to 1 ÷ 3.6469730123997E-6 millimeters.

Approximate result

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

2742 dm ≅ 274200 mm

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

Conversion table

decimeters to millimeters chart

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