MM to Inches

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How to convert MM to Inches millimeters to Inches

1 millimeter is equal to 0.03937007874 inches:

1mm = (1/25.4)″ = 0.03937007874″ inches 

The distance d in inches (″) is equal to the distance d in millimeters (mm) divided by 25.4:

d_(″) = d_(mm) / 25.4

Example

Convert 20 mm to inches:

d_(″) = 20mm / 25.4 = 0.7874″

One meter was described in 1983 by the 17th conference of weights and measures as “the length of the pathway traveled by light in vacuum during a time period of 1/299 792 458 of a second”, and the millimetre by description is derived as remaining 1/1000th of that value.

Grams To Liters

Inches – IN to MM Millimetre

How to convert inches to millimetres. 1 inch is equal to 25.4 millimeters: 1″ = 25.4mm t inches to mm just multiply the inches number from 25.4 and result will be mm

Millimeter to Inch Conversion Table

Millimeter [mm]	Inch [in]
0.01 mm	0.0003937008 in
0.1 mm	0.0039370079 in
1 mm	0.0393700787 in
2 mm	0.0787401575 in
3 mm	0.1181102362 in
5 mm	0.1968503937 in
10 mm	0.3937007874 in
20 mm	0.7874015748 in
50 mm	1.968503937 in
100 mm	3.937007874 in
1000 mm	39.3700787402 in

Some Most Poplar MM to Inches Conversion.

MM	Approximate Size In Inches	Exact Size In Inches
8mm	5/16 Inch	0.31496 Inches
9mm	Just short of 3/8 Inch	0.35433 Inches
10mm	Little over 3/8 Inch	0.39370 Inches
11mm	7/16 Inch	0.43307 Inches

10mm to inches  0.393701
6mm to inches 0.23622
5mm to inches 0.19685
20mm to inches 0.787402
30mm to inches 1.1811
8mm to inches 0.314961
40mm to inches 1.5748
100 cm to inches 3.93701
12mm to inches 0.472441
3mm to inches 0.11811
50mm to inches 1.9685
100mm to inches 3.93701
4mm to inches 0.15748

How many mm in an inch? 

To know how many mm in an inch you have to understand the conversion formula of MM to Inches. 1 inch = 25.4mm. To convert inches to millimeters multiply your number by 25.4. The table below gives some example conversions, turned to a maximum of 4 decimal places. Should you want to convert between centimeters and inches, give the cm to inches converter a try.

1 inch = 25.4mm. The symbol is “in”.

Is 5mm the same as 1/4 inch?
4mm = 5/32 inch (= a bit over 1/8 inch) 5mm = just over 3/16 inch. 6mm = almost 1/4 inch.

Conversion Chart of Millimeters to Inches / Decimal Inches to mm

Convert from decimal inches to mm: mm to inches fraction

mm
inches	0.00	0.01	0.02	0.03	0.04	0.05	0.06	0.07	0.08	0.09
0.00	0.00	0.25	0.51	0.76	1.02	1.27	1.52	1.78	2.03	2.29
0.10	2.54	2.79	3.05	3.30	3.56	3.81	4.06	4.32	4.57	4.83
0.20	5.08	5.33	5.59	5.84	6.10	6.35	6.60	6.86	7.11	7.37
0.30	7.62	7.87	8.13	8.38	8.64	8.89	9.14	9.40	9.65	9.91
0.40	10.16	10.41	10.67	10.92	11.18	11.43	11.68	11.94	12.19	12.45
0.50	12.70	12.95	13.21	13.46	13.72	13.97	14.22	14.48	14.73	14.99
0.60	15.24	15.49	15.75	16.00	16.26	16.51	16.76	17.02	17.27	17.53
0.70	17.78	18.03	18.29	18.54	18.80	19.05	19.30	19.56	19.81	20.07
0.80	20.32	20.57	20.83	21.08	21.34	21.59	21.84	22.10	22.35	22.61
0.90

Quick conversion chart of mm to inches

1 mm to inches = 0.03937 inches

1.5 mm to inches =0.0590 inches

2.5 mm to inches =0.09842 inches

10 mm to inches = 0.3937 inches

20 mm to inches = 0.7874 inches

25 mm to inches = 0.9842 inches

30 mm to inches = 1.1811 inches

40 mm to inches = 1.5748 inches

50 mm to inches = 1.9685 inches

100 mm to inches = 3.93701 inches

200 mm to inches = 7.87402 inches

mm to Decimal Inches

Convert from mm to decimal inches:

inches
mm	0	1	2	3	4	5	6	7	8	9
0	0.0000	0.0394	0.0787	0.118	0.157	0.197	0.236	0.276	0.315	0.354
10	0.394	0.433	0.472	0.512	0.551	0.591	0.630	0.669	0.709	0.748
20	0.787	0.827	0.866	0.906	0.945	0.984	1.02	1.06	1.10	1.14
30	1.18	1.22	1.26	1.30	1.34	1.38	1.42	1.46	1.50	1.54
40	1.57	1.61	1.65	1.69	1.73	1.77	1.81	1.85	1.89	1.93
50	1.97	2.01	2.05	2.09	2.13	2.17	2.20	2.24	2.28	2.32
60	2.36	2.40	2.44	2.48	2.52	2.56	2.60	2.64	2.68	2.72
70	2.76	2.80	2.83	2.87	2.91	2.95	2.99	3.03	3.07	3.11
80	3.15	3.19	3.23	3.27	3.31	3.35	3.39	3.43	3.46	3.50
90	3.54	3.58	3.62	3.66	3.70	3.74	3.78	3.82	3.86	3.90
100	3.94	3.98	4.02	4.06	4.09	4.13	4.17	4.21	4.25	4.29
110	4.33	4.37	4.41	4.45	4.49	4.53	4.57	4.61	4.65	4.69
120	4.72	4.76	4.80	4.84	4.88	4.92	4.96	5.00	5.04	5.08
130	5.12	5.16	5.20	5.24	5.28	5.31	5.35	5.39	5.43	5.47
140	5.51	5.55	5.59	5.63	5.67	5.71	5.75	5.79	5.83	5.87
150	5.91	5.94	5.98	6.02	6.06	6.10	6.14	6.18	6.22	6.26
160	6.30	6.34	6.38	6.42	6.46	6.50	6.54	6.57	6.61	6.65
170	6.69	6.73	6.77	6.81	6.85	6.89	6.93	6.97	7.01	7.05
180	7.09	7.13	7.17	7.20	7.24	7.28	7.32	7.36	7.40	7.44
190	7.48	7.52	7.56	7.60	7.64	7.68	7.72	7.76	7.80	7.83
200	7.87	7.91	7.95	7.99	8.03	8.07	8.11	8.15	8.19	8.23
210	8.27	8.31	8.35	8.39	8.43	8.46	8.50	8.54	8.58	8.62
220	8.66	8.70	8.74	8.78	8.82	8.86	8.90	8.94	8.98	9.02
230	9.06	9.09	9.13	9.17	9.21	9.25	9.29	9.33	9.37	9.41
240	9.45	9.49	9.53	9.57	9.61	9.65	9.69	9.72	9.76	9.80
250	9.84	9.88	9.92	9.96	10.0	10.0	10.1	10.1	10.2	10.2
260	10.2	10.3	10.3	10.4	10.4	10.4	10.5	10.5	10.6	10.6
270	10.6	10.7	10.7	10.7	10.8	10.8	10.9	10.9	10.9	11.0
280	11.0	11.1	11.1	11.1	11.2	11.2	11.3	11.3	11.3	11.4
290	11.4	11.5	11.5	11.5	11.6	11.6	11.7	11.7	11.7	11.8
300	11.8	11.9	11.9	11.9	12.0	12.0	12.0	12.1	12.1	12.2
310	12.2	12.2	12.3	12.3	12.4	12.4	12.4	12.5	12.5	12.6
320	12.6	12.6	12.7	12.7	12.8	12.8	12.8	12.9	12.9	13.0
330	13.0	13.0	13.1	13.1	13.1	13.2	13.2	13.3	13.3	13.3
340	13.4	13.4	13.5	13.5	13.5	13.6	13.6	13.7	13.7	13.7
350	13.8	13.8	13.9	13.9	13.9	14.0	14.0	14.1	14.1	14.1
360	14.2	14.2	14.3	14.3	14.3	14.4	14.4	14.4	14.5	14.5
370	14.6	14.6	14.6	14.7	14.7	14.8	14.8	14.8	14.9	14.9
380	15.0	15.0	15.0	15.1	15.1	15.2	15.2	15.2	15.3	15.3
390	15.4	15.4	15.4	15.5	15.5	15.6	15.6	15.6	15.7	15.7
400	15.7	15.8	15.8	15.9	15.9	15.9	16.0	16.0	16.1	16.1
410	16.1	16.2	16.2	16.3	16.3	16.3	16.4	16.4	16.5	16.5
420	16.5	16.6	16.6	16.7	16.7	16.7	16.8	16.8	16.9	16.9
430	16.9	17.0	17.0	17.0	17.1	17.1	17.2	17.2	17.2	17.3
440	17.3	17.4	17.4	17.4	17.5	17.5	17.6	17.6	17.6	17.7
450	17.7	17.8	17.8	17.8	17.9	17.9	18.0	18.0	18.0	18.1
460	18.1	18.1	18.2	18.2	18.3	18.3	18.3	18.4	18.4	18.5
470	18.5	18.5	18.6	18.6	18.7	18.7	18.7	18.8	18.8	18.9
480	18.9	18.9	19.0	19.0	19.1	19.1	19.1	19.2	19.2	19.3
490	19.3	19.3	19.4	19.4	19.4	19.5	19.5	19.6	19.6	19.6
500	19.7	19.7	19.8	19.8	19.8	19.9	19.9	20.0	20.0	20.0
510	20.1	20.1	20.2	20.2	20.2	20.3	20.3	20.4	20.4	20.4
520	20.5	20.5	20.6	20.6	20.6	20.7	20.7	20.7	20.8	20.8
530	20.9	20.9	20.9	21.0	21.0	21.1	21.1	21.1	21.2	21.2
540	21.3	21.3	21.3	21.4	21.4	21.5	21.5	21.5	21.6	21.6
550	21.7	21.7	21.7	21.8	21.8	21.9	21.9	21.9	22.0	22.0
560	22.0	22.1	22.1	22.2	22.2	22.2	22.3	22.3	22.4	22.4
570	22.4	22.5	22.5	22.6	22.6	22.6	22.7	22.7	22.8	22.8
580	22.8	22.9	22.9	23.0	23.0	23.0	23.1	23.1	23.1	23.2
590	23.2	23.3	23.3	23.3	23.4	23.4	23.5	23.5	23.5	23.6
600	23.6	23.7	23.7	23.7	23.8	23.8	23.9	23.9	23.9	24.0
610	24.0	24.1	24.1	24.1	24.2	24.2	24.3	24.3	24.3	24.4
620	24.4	24.4	24.5	24.5	24.6	24.6	24.6	24.7	24.7	24.8
630	24.8	24.8	24.9	24.9	25.0	25.0	25.0	25.1	25.1	25.2
640	25.2	25.2	25.3	25.3	25.4	25.4	25.4	25.5	25.5	25.6
650	25.6	25.6	25.7	25.7	25.7	25.8	25.8	25.9	25.9	25.9
660	26.0	26.0	26.1	26.1	26.1	26.2	26.2	26.3	26.3	26.3
670	26.4	26.4	26.5	26.5	26.5	26.6	26.6	26.7	26.7	26.7
680	26.8	26.8	26.9	26.9	26.9	27.0	27.0	27.0	27.1	27.1
690	27.2	27.2	27.2	27.3	27.3	27.4	27.4	27.4	27.5	27.5
700	27.6	27.6	27.6	27.7	27.7	27.8	27.8	27.8	27.9	27.9
710	28.0	28.0	28.0	28.1	28.1	28.1	28.2	28.2	28.3	28.3
720	28.3	28.4	28.4	28.5	28.5	28.5	28.6	28.6	28.7	28.7
730	28.7	28.8	28.8	28.9	28.9	28.9	29.0	29.0	29.1	29.1
740	29.1	29.2	29.2	29.3	29.3	29.3	29.4	29.4	29.4	29.5
750	29.5	29.6	29.6	29.6	29.7	29.7	29.8	29.8	29.8	29.9
760	29.9	30.0	30.0	30.0	30.1	30.1	30.2	30.2	30.2	30.3
770	30.3	30.4	30.4	30.4	30.5	30.5	30.6	30.6	30.6	30.7
780	30.7	30.7	30.8	30.8	30.9	30.9	30.9	31.0	31.0	31.1
790	31.1	31.1	31.2	31.2	31.3	31.3	31.3	31.4	31.4	31.5
800	31.5	31.5	31.6	31.6	31.7	31.7	31.7	31.8	31.8	31.9
810	31.9	31.9	32.0	32.0	32.0	32.1	32.1	32.2	32.2	32.2
820	32.3	32.3	32.4	32.4	32.4	32.5	32.5	32.6	32.6	32.6
830	32.7	32.7	32.8	32.8	32.8	32.9	32.9	33.0	33.0	33.0
840	33.1	33.1	33.1	33.2	33.2	33.3	33.3	33.3	33.4	33.4
850	33.5	33.5	33.5	33.6	33.6	33.7	33.7	33.7	33.8	33.8
860	33.9	33.9	33.9	34.0	34.0	34.1	34.1	34.1	34.2	34.2
870	34.3	34.3	34.3	34.4	34.4	34.4	34.5	34.5	34.6	34.6
880	34.6	34.7	34.7	34.8	34.8	34.8	34.9	34.9	35.0	35.0
890	35.0	35.1	35.1	35.2	35.2	35.2	35.3	35.3	35.4	35.4
900	35.4	35.5	35.5	35.6	35.6	35.6	35.7	35.7	35.7	35.8
910	35.8	35.9	35.9	35.9	36.0	36.0	36.1	36.1	36.1	36.2
920	36.2	36.3	36.3	36.3	36.4	36.4	36.5	36.5	36.5	36.6
930	36.6	36.7	36.7	36.7	36.8	36.8	36.9	36.9	36.9	37.0
940	37.0	37.0	37.1	37.1	37.2	37.2	37.2	37.3	37.3	37.4
950	37.4	37.4	37.5	37.5	37.6	37.6	37.6	37.7	37.7	37.8
960	37.8	37.8	37.9	37.9	38.0	38.0	38.0	38.1	38.1	38.1
970	38.2	38.2	38.3	38.3	38.3	38.4	38.4	38.5	38.5	38.5
980	38.6	38.6	38.7	38.7	38.7	38.8	38.8	38.9	38.9	38.9
990	39.0	39.0	39.1	39.1	39.1	39.2	39.2	39.3	39.3	39.3
1000	39.4	39.4	39.4	39.5	39.5	39.6	39.6	39.6	39.7	39.7

 

mm to inches calculator

Millimeters (mm)	Inches (“) (decimal)	Inches (“) (fraction)
0.01 mm	0.0004 ″	0 ″
0.1 mm	0.0039 ″	0 ″
1 mm	0.0394 ″	3/64 ″
2 mm	0.0787 ″	5/64 ″
3 mm	0.1181 ″	1/8 ″
4 mm	0.1575 ″	5/32 ″
5 mm	0.1969 ″	13/64 ″
6 mm	0.2362 ″	15/64 ″
7 mm	0.2756 ″	9/32 ″
8 mm	0.3150 ″	5/16 ″
9 mm	0.3543 ″	23/64 ″
10 mm	0.3937 ″	25/64 ″
20 mm	0.7874 ″	25/32 ″
30 mm	1.1811 ″	1 3/16 ″
40 mm	1.5784 ″	1 37/64 ″
50 mm	1.9685 ″	1 31/32 ″
60 mm	2.3622 ″	2 23/64 ″
70 mm	2.7559 ″	2 3/4 ″
80 mm	3.1496 ″	3 5/32 ″
90 mm	3.5433 ″	3 35/64 ″
100 mm	3.9370 ″	3 15/16 ″