Unit Converter
Conversion formula
The conversion factor from millimeters to decimeters is 0.01, which means that 1 millimeter is equal to 0.01 decimeters:
1 mm = 0.01 dm
To convert 42 millimeters into decimeters we have to multiply 42 by the conversion factor in order to get the length amount from millimeters to decimeters. We can also form a simple proportion to calculate the result:
1 mm → 0.01 dm
42 mm → L(dm)
Solve the above proportion to obtain the length L in decimeters:
L(dm) = 42 mm × 0.01 dm
L(dm) = 0.42 dm
The final result is:
42 mm → 0.42 dm
We conclude that 42 millimeters is equivalent to 0.42 decimeters:
42 millimeters = 0.42 decimeters
Alternative conversion
We can also convert by utilizing the inverse value of the conversion factor. In this case 1 decimeter is equal to 2.3809523809524 × 42 millimeters.
Another way is saying that 42 millimeters is equal to 1 ÷ 2.3809523809524 decimeters.
Approximate result
For practical purposes we can round our final result to an approximate numerical value. We can say that forty-two millimeters is approximately zero point four two decimeters:
42 mm ≅ 0.42 dm
An alternative is also that one decimeter is approximately two point three eight one times forty-two millimeters.
Conversion table
millimeters to decimeters chart
For quick reference purposes, below is the conversion table you can use to convert from millimeters to decimeters
millimeters (mm) | decimeters (dm) |
---|---|
43 millimeters | 0.43 decimeters |
44 millimeters | 0.44 decimeters |
45 millimeters | 0.45 decimeters |
46 millimeters | 0.46 decimeters |
47 millimeters | 0.47 decimeters |
48 millimeters | 0.48 decimeters |
49 millimeters | 0.49 decimeters |
50 millimeters | 0.5 decimeters |
51 millimeters | 0.51 decimeters |
52 millimeters | 0.52 decimeters |