since there are 25.4 millimeter in one inch<1>, the length in customs is same to millimeters split by 25.4. Thus, the formula to convert millimeters come inches is the length split by 25.4.

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our inch fraction calculator can include millimeters and inches together and also it likewise automatically converts the results to us customary, imperial and SI metric values.

Millimeters and also inches are both units used to measure length. Keep reading to learn an ext about every unit of measure.


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What is a Millimeter?

One millimeter is same to one-thousandth (1/1,000) the a meter, i beg your pardon is identified as the street light travel in a vacuum in a 1/299,792,458 2nd time interval.

The millimeter, or millimetre, is a many of the meter, i beg your pardon is the SI base unit because that length. In the metric system, "milli" is the prefix for 10-3. Millimeters deserve to be abbreviated as mm; because that example, 1 millimeter have the right to be created as 1 mm.

millimeter are regularly represented by the smallest ticks on most metric rulers. To gain a reference allude of the size, the thickness of a united state dime is 1.35mm.<2>

What is an Inch?

An inch is a unit that linear size measure equal to 1/12 the a foot or 1/36 the a yard. Since the worldwide yard is legally defined to be equal to precisely 0.9144 meters, one customs is same to 2.54 centimeters.<3>

The inch is a united state customary and also imperial unit the length. Inches can be abbreviated together in; because that example, 1 inch have the right to be composed as 1 in.

inch can also be denoted making use of the symbol, otherwise recognized as a double-prime. Regularly a double-quote (") is used rather of a double-prime because that convenience. A double-prime is typically used to express 1 in together 1″.

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The typical ruler has 12", and is a typical measuring device for measure up inches. Castle are likewise often measured utilizing tape measures, which frequently come in lengths indigenous 6' - 35'. Other varieties of measuring gadgets include scales, calipers, measure wheels, micrometers, yardsticks, and even lasers.


we recommend making use of a leader or tape measure for measure up length, which can be discovered at a regional retailer or residence center. Rulers are accessible in imperial, metric, or combination with both values, for this reason make sure you obtain the correct kind for her needs.

need a ruler? try our cost-free downloadable and also printable rulers, which include both imperial and metric measurements.

Millimeter to customs Conversion Table

Millimeter measurements converted come inches in decimal and also fraction type millimeters Inches (decimal) customs (fraction)
1 mm 0.03937" 3/64"
2 mm 0.07874" 5/64"
3 mm 0.11811" 1/8"
4 mm 0.15748" 5/32"
5 mm 0.19685" 13/64"
6 mm 0.23622" 15/64"
7 mm 0.275591" 9/32"
8 mm 0.314961" 5/16"
9 mm 0.354331" 23/64"
10 mm 0.393701" 25/64"
11 mm 0.433071" 7/16"
12 mm 0.472441" 15/32"
13 mm 0.511811" 33/64"
14 mm 0.551181" 35/64"
15 mm 0.590551" 19/32"
16 mm 0.629921" 5/8"
17 mm 0.669291" 43/64"
18 mm 0.708661" 45/64"
19 mm 0.748031" 3/4"
20 mm 0.787402" 25/32"
21 mm 0.826772" 53/64"
22 mm 0.866142" 55/64"
23 mm 0.905512" 29/32"
24 mm 0.944882" 15/16"
25 mm 0.984252" 63/64"
26 mm 1.0236" 1 1/32"
27 mm 1.063" 1 1/16"
28 mm 1.1024" 1 7/64"
29 mm 1.1417" 1 9/64"
30 mm 1.1811" 1 3/16"
31 mm 1.2205" 1 7/32"
32 mm 1.2598" 1 17/64"
33 mm 1.2992" 1 19/64"
34 mm 1.3386" 1 11/32"
35 mm 1.378" 1 3/8"
36 mm 1.4173" 1 27/64"
37 mm 1.4567" 1 29/64"
38 mm 1.4961" 1 1/2"
39 mm 1.5354" 1 17/32"
40 mm 1.5748" 1 37/64"

References

National institute of Standards and also Technology, SI systems - Length, https://www.nist.gov/pml/weights-and-measures/si-units-lengthUnited claims Mint, Coin Specifications, https://www.usmint.gov/learn/coin-and-medal-programs/coin-specificationsNational academy of Standards and Technology, checking the Net contents of Packaged Goods, Handbook 133 - 2019 Edition, https://nvlpubs.nist.gov/nistpubs/hb/2019/NIST.HB.133-2019.pdf