Millimeters to meters

meters = millimeters × 0.001

How to convert millimeters to meters

One millimeter is 0.001 meters, so multiply the number of millimeters by 0.001. For example, 20 millimeters is 20 × 0.001 = 0.02 meters. To go back, divide by the same number, or multiply by 1,000.

Quick estimate

Multiplying by about 0.001 gets within 0.0% of the exact answer, which is enough to check that a result makes sense.

Where it comes up

Length conversions come up in DIY and building plans, running and cycling distances, maps, clothing sizes and travel between countries that use metric and imperial units.

millimeters	meters
1 mm	0.001 m
2 mm	0.002 m
3 mm	0.003 m
4 mm	0.004 m
5 mm	0.005 m
6 mm	0.006 m
7 mm	0.007 m
8 mm	0.008 m
9 mm	0.009 m
10 mm	0.01 m
11 mm	0.011 m
12 mm	0.012 m
13 mm	0.013 m
14 mm	0.014 m
15 mm	0.015 m
16 mm	0.016 m
17 mm	0.017 m
18 mm	0.018 m
19 mm	0.019 m
20 mm	0.02 m
25 mm	0.025 m
30 mm	0.03 m
40 mm	0.04 m
50 mm	0.05 m
60 mm	0.06 m
70 mm	0.07 m
75 mm	0.075 m
80 mm	0.08 m
90 mm	0.09 m
100 mm	0.1 m
120 mm	0.12 m
150 mm	0.15 m
200 mm	0.2 m
250 mm	0.25 m
300 mm	0.3 m
400 mm	0.4 m
500 mm	0.5 m
750 mm	0.75 m
1,000 mm	1 m
1,500 mm	1.5 m
2,000 mm	2 m
5,000 mm	5 m
10,000 mm	10 m

Questions

How many meters are in a millimeter?

0.001 meters.

How do I convert millimeters to meters in a spreadsheet?

Put the value in A1 and type =A1*0.001, then fill the formula down the column.

Are the values in the table exact?

They are calculated from the exact definitions of the units and rounded only for display. Open any row for the full working.