Use this free online calculator to convert Decimeter to Millimeter instantly. This metric length conversions conversion tool provides accurate results for all your measurement needs.

Quick Reference

1 Decimeter = 100.0000 Millimeter

1 Millimeter = 0.010000 Decimeter

Decimeter to Millimeter Conversion Formula

To convert Decimeter to Millimeter, multiply by 100.0000.

Millimeter = Decimeter × 100.0000

Decimeter = Millimeter × 0.010000

To convert Millimeter back to Decimeter, divide by 100.0000 (or multiply by 0.010000).

About These Units

About Decimeter

A decimetre (American spelling: decimeter, symbol dm) is a unit of length in the metric system, equal to one tenth of a metre, the current SI base unit of length. It can be written in scientific notations as 100×10-3 m (engineering notation) or 1 E-1 m (exponential notation) — meaning 100 × 1 mm or 1 m / 10 respectively. The c is pronounced as /s/, unlike in decametre. It should be noted that a cubic decimetre, which is a measurement of volume, is equivalent to one litre.

About Millimeter

1 millimetre = SI unitsrn1×10-3 m 0.1 cm The millimetre (American spelling: millimeter, symbol mm) is a unit of length in the metric system, equal to one thousandth of a metre, which is the current SI base unit of length.

Decimeter to Millimeter Conversion Table

Decimeter	Millimeter	Millimeter	Decimeter
0.1	10.0000	0.1	1.000e-3
0.5	50.0000	0.5	5.000e-3
1	100.0000	1	0.010000
2	200.0000	2	0.020000
5	500.0000	5	0.050000
10	1000.00	10	0.100000
20	2000.00	20	0.200000
25	2500.00	25	0.250000
50	5000.00	50	0.500000
100	10000.00	100	1.0000
250	25000.00	250	2.5000
500	50000.00	500	5.0000
1000	100000.00	1000	10.0000

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