Conversion decimeters to milimeters, dm to mm.

The conversion factor is 100; therefore, 1 decimeter = 100 milimeters. In other words, to convert a value in dm to mm, multiply by the value by 100. The calculator answers the questions such as: How many mm is 30 dm? or How to convert dm to mm. This is a length unit conversion from dm to mm.

Conversion result:

1 dm = 100 mm

1 decimeter is 100 milimeters.

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Conversion of a length unit in word math problems and questions

• Blocks in box
  How many will build blocks with an edge length of 4 cm fit in a box of 3.6dm, 2mm, and 16cm?
• Car mileage
  The car drove successively 2.5x10⁵ m, 1.4x10⁷ mm, 8.6x10⁷ dm, and finally 3x10⁶ cm. What is the total mileage?
• Metric fractions
  Express the fraction and decimal number of which part of the meter is: 120mm, 25cm, 7dm, 670mm, 48cm, 9.7dm.
• Rotating cone
  Calculate the volume and the surface area of a rotating cone of base radius r = 2.3 dm and a height h = 46 mm.
• Christmas napkins
  The girls embroidered Christmas napkins. Each napkin had a triangle shape with 5 dm, 60 cm, and 800 mm sides. How many cms did the girls sew if they made 15 napkins?

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