Convert Millimeters to Inches Calculator

Convert Millimeters to Inches Calculator: Looking for the simple process to convert mm to inches, then you have come to the right page. Here, you will find the simple and easy to use millimeter to inches conversion calculator which takes an input value of the mm and provide the outcome in the inches unit measurement within less time.

Hope you understood the process of converting mm to in with our calculator online tool. If not, go through the further sections and get the details on how to use the millimeter to inch calculator, conversion chart table, etc. Also, we have compiled the detailed step by step process on conversion of mm to in by using direct formula. So, dive deep and know more about our convert mm to inches calculator.

What is Millimeter?

A millimeter is a unit of length or distance in the International System of Units(SI). It is abbreviated with a symbol “mm”. In respect of meter, it is given as 1/1000 of a meter or the distance traveled by the light in 1/299 792 458 000 of a second. There are 0.03937008 inches in one millimeter.

What is Inch?

An inch is a unit of length that worked originally in the imperial and U.S. customary measurement systems. It was defined to be equal to 25.4 millimeters. There are 1/12 in of a foot and 1/36 in of a yard. Usually, an inch is denoted with a symbol “in” or ”.

How to convert mm to inches easily?

If you want to know how to convert the millimeter to inches unit measurements, simply go through the points mentioned here and implement them while calculating on our own. Okay, let’s get started into the process of mm to inches conversion.

To change mm to inches unit measurement all you have to do is divide the millimeter value by 25.4” or 25.4 in. Usually, we all know that one millimeter is equal to 0.03937008 inches. Apply this standard equation to get the simple conversion formula for mm to inches. Thus, the formula would be like this:

inches = millimeters * 0.03937008 inches


in = mm / 25.4 in

Still didn’t get any idea how it works and how to convert on our own by using the simple mm to inches conversion formula then go with the below given worked example and check out the stepwise explanation of the solution and understand how millimeter to inches conversion can be done easily & quickly.


Convert 675 millimeters to inches and show the work?


We know that one mm = 0.03937008 inches

Now, consider the simple mm to in conversion formula to convert millimeters to inches.

ie., inches = mm * 0.03937008” (or) inches = mm/25.4 in

In the next step, take the preferred conversion formula and substitute the given mm value into it.

inches (” or in) = 675 * 0.03937008

= 26.5748031 in or inches

Therefore, 675 millimeters = 26.5748031 inches.

Stepwise process to use millimeter to inches converter calculator

Stuck in the middle of your lengthy conversion problem then make use of our free online convert mm to in calculator and complete it easily and effortlessly. All you need to do is simply follow the below guidelines and know how to work with our millimeter to inches calculator. They are as follows:

  • Initially, you have to enter the mm value in the input field provided over here.
  • Now, select the output unit metric with the help of a given dropdown list located beside the input field.
  • By default, our calculator is set with an inches unit metric if you want to change the unit metric then go with the list provided.
  • Later, click on the convert button and get the output in your required unit metric in a fraction of seconds.

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

FAQs on mm to Inches Conversion Calculator

1. How many millimeters are in an inch?

One millimeter is equal to 0.0393700787 inches.

2. How do you convert mm to inches?

Simply enter the millimeter value in the input field given on the page and then press the ‘Convert’ button to get the outcome converted into inches easily.

3. What is 12 mm in inches?

Consider the formula to convert mm to inches i.e.,

inches = mm / 25.4 in

Substitute the value in the given formula and we get the output as such

= 12/25.4 in

= 0.47245 in or 0.4724”

∴ 12 millimeters = 0.4724 inches.

4. What is the conversion formula to change millimeter to inches?

Formula to convert mm to in is inches = millimeter * 0.0393700787 inches.

5. How many mm in an inch?

1 inch = 25.4mm.

6. How many mm in an inch and a half?

1 1/2 inches = 38.1 mm.

Leave a Comment