Converting centimetres to millimetres is straightforward since they are length units in the metric system. The conversion is based on the simple fact that 1 centimetre (cm) equals 10 millimetres (mm). If you want to convert centimetres to millimetres, you just need to multiply the number of centimetres by 10. For instance, if you have a length of 5 centimetres and want to know how many millimetres that is, multiply 5 by 10 to get 50 millimetres. It’s as easy as that! This conversion rule helps make measurements more precise, especially for smaller objects where using millimetres can give you a more accurate reading than centimetres.
What is a Centimeter?
A centimetre (cm) is a unit of length in the metric system, equal to one-hundredth of a metre. The metre is the base unit of length in the International System of Units (SI). Centimetres are widely used worldwide, especially for measuring smaller distances and objects where using metres would be impractical. For example, centimetres are commonly used to specify the dimensions of furniture, the height of a person, or the size of a book. The unit’s convenience and practicality for everyday measurements make it a fundamental part of the metric system.
Current Use of Centimeter
From the definition, it’s clear that the centimeter usually measures the length or the distance. Apart from that, it is also used to report the level of rainfall, which is mapped by a rain gauge.
In the CGS system, a centimeter mainly measures the capacitance, where 1 cm of capacitance equals 1.113×10−12 farads.
What is Millimeter?
Millimetres are a unit of length in the metric system, symbolised as “mm.” They represent one-thousandth of a metre (1 mm = 0.001 metres). Because of their small size, millimetres are often used to measure dimensions that require precision, such as the thickness of a credit card, the diameter of a wire, or the length of small objects. It’s a crucial unit in fields like engineering, manufacturing, and science, where accurate measurements are vital.
Current Use of Millimeter
A Millimeter measures the length and distance of tiny objects that are visible. Comparing it with the real world, a millimeter is roughly equivalent to the wire’s size in a standard paper clip. Moreover, the unit is used worldwide.
Relationship between Centimeters and Millimeters
Metric conversions are easy to understand, and so is their relationship with different units of measurement.
For instance, one mm is equivalent to 0.1 cm. However, one cm is equal to 10 mm.
Expressing it in the form of an equation, we will get-
1 cm = 10 mm, and
1 mm = 0.1 cm
Wasn’t that too easy?
Now that you are clear about that, you can take a step towards the conversion of cm into mm.
How to Convert Centimeters and Millimeters?
This simple conversion is useful in many situations, especially for precise measurements in engineering, construction, and crafts. Here are some examples to help you with your calculations
Formula & Examples
The formula to convert cm to mm can be expressed as follows:
Millimeter = value of cm x 10
Simply input the values in the above equation. Voila! You will be done.
Example 1: Convert 85 cm to mm
Putting the value of cm in the above equation, we will get-
Millimeter = 85 x 10 = 850 millimeter.
Therefore, 85 centimeters is equal to 850 millimeters.
Example 2: Convert 90 cm to mm
Following the same process as above, we will get-
Millimeter = 90 x 10 = 900 millimeters.
Hence, 90 centimeters is equal to 900 millimeters.
Now, let us have a look at the centimeter to millimeter conversion chart. It will help you escape from converting units up to 100 digits.
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Centimeter to Millimeters Conversion Table
Centimeter (cm) | Millimeter (mm) | Centimeter to Millimeter (cm to mm) |
1 cm | 10 mm | 1 cm is equal to 10 mm |
2 cm | 20 mm | 2 cm is equal to 20 mm |
3 cm | 30 mm | 3 cm is equal to 30 mm |
4 cm | 40 mm | 4 cm is equal to 40 mm |
5 cm | 50 mm | 5 cm is equal to 50 mm |
6 cm | 60 mm | 6 cm is equal to 60 mm |
7 cm | 70 mm | 7 cm is equal to 70 mm |
8 cm | 80 mm | 8 cm is equal to 80 mm |
9 cm | 90 mm | 9 cm is equal to 90 mm |
10 cm | 100 mm | 10 cm is equal to 100 mm |
11 cm | 110 mm | 11 cm is equal to 110 mm |
12 cm | 120 mm | 12 cm is equal to 120 mm |
13 cm | 130 mm | 13 cm is equal to 130 mm |
14 cm | 140 mm | 14 cm is equal to 140 mm |
15 cm | 150 mm | 15 cm is equal to 150 mm |
16 cm | 160 mm | 16 cm is equal to 160 mm |
17 cm | 170 mm | 17 cm is equal to 170 mm |
18 cm | 180 mm | 18 cm is equal to 180 mm |
19 cm | 190 mm | 19 cm is equal to 190 mm |
20 cm | 200 mm | 20 cm is equal to 200 mm |
21 cm | 210 mm | 21 cm is equal to 210 mm |
22 cm | 220 mm | 22 cm is equal to 220 mm |
23 cm | 230 mm | 23 cm is equal to 230 mm |
24 cm | 240 mm | 24 cm is equal to 240 mm |
25 cm | 250 mm | 25 cm is equal to 250 mm |
26 cm | 260 mm | 26 cm is equal to 260 mm |
27 cm | 270 mm | 27 cm is equal to 270 mm |
28 cm | 280 mm | 28 cm is equal to 280 mm |
29 cm | 290 mm | 29 cm is equal to 290 mm |
30 cm | 300 mm | 30 cm is equal to 300 mm |
31 cm | 310 mm | 31 cm is equal to 310 mm |
32 cm | 320 mm | 32 cm is equal to 320 mm |
33 cm | 330 mm | 33 cm is equal to 330 mm |
34 cm | 340 mm | 34 cm is equal to 340 mm |
35 cm | 350 mm | 35 cm is equal to 350 mm |
36 cm | 360 mm | 36 cm is equal to 360 mm |
37 cm | 370 mm | 37 cm is equal to 370 mm |
38 cm | 380 mm | 38 cm is equal to 380 mm |
39 cm | 390 mm | 39 cm is equal to 390 mm |
40 cm | 400 mm | 40 cm is equal to 400 mm |
41 cm | 410 mm | 41 cm is equal to 410 mm |
42 cm | 420 mm | 42 cm is equal to 420 mm |
43 cm | 430 mm | 43 cm is equal to 430 mm |
44 cm | 440 mm | 44 cm is equal to 440 mm |
45 cm | 450 mm | 45 cm is equal to 450 mm |
46 cm | 460 mm | 46 cm is equal to 460 mm |
47 cm | 470 mm | 47 cm is equal to 470 mm |
48 cm | 480 mm | 48 cm is equal to 480 mm |
49 cm | 490 mm | 49 cm is equal to 490 mm |
50 cm | 500 mm | 50 cm is equal to 500 mm |
51 cm | 510 mm | 51 cm is equal to 510 mm |
52 cm | 520 mm | 52 cm is equal to 520 mm |
53 cm | 530 mm | 53 cm is equal to 530 mm |
54 cm | 540 mm | 54 cm is equal to 540 mm |
55 cm | 550 mm | 55 cm is equal to 550 mm |
56 cm | 560 mm | 56 cm is equal to 560 mm |
57 cm | 570 mm | 57 cm is equal to 570 mm |
58 cm | 580 mm | 58 cm is equal to 580 mm |
59 cm | 590 mm | 59 cm is equal to 590 mm |
60 cm | 600 mm | 60 cm is equal to 600 mm |
61 cm | 610 mm | 61 cm is equal to 610 mm |
62 cm | 620 mm | 62 cm is equal to 620 mm |
63 cm | 630 mm | 63 cm is equal to 630 mm |
64 cm | 640 mm | 64 cm is equal to 640 mm |
65 cm | 650 mm | 65 cm is equal to 650 mm |
66 cm | 660 mm | 66 cm is equal to 660 mm |
67 cm | 670 mm | 67 cm is equal to 670 mm |
68 cm | 680 mm | 68 cm is equal to 680 mm |
69 cm | 690 mm | 69 cm is equal to 690 mm |
70 cm | 700 mm | 70 cm is equal to 700 mm |
71 cm | 710 mm | 71 cm is equal to 710 mm |
72 cm | 720 mm | 72 cm is equal to 720 mm |
73 cm | 730 mm | 73 cm is equal to 730 mm |
74 cm | 740 mm | 74 cm is equal to 740 mm |
75 cm | 750 mm | 75 cm is equal to 750 mm |
76 cm | 760 mm | 76 cm is equal to 760 mm |
77 cm | 770 mm | 77 cm is equal to 770 mm |
78 cm | 780 mm | 78 cm is equal to 780 mm |
79 cm | 790 mm | 79 cm is equal to 790 mm |
80 cm | 800 mm | 80 cm is equal to 800 mm |
81 cm | 810 mm | 81 cm is equal to 810 mm |
82 cm | 820 mm | 82 cm is equal to 820 mm |
83 cm | 830 mm | 83 cm is equal to 830 mm |
84 cm | 840 mm | 84 cm is equal to 840 mm |
85 cm | 850 mm | 85 cm is equal to 850 mm |
86 cm | 860 mm | 86 cm is equal to 860 mm |
87 cm | 870 mm | 87 cm is equal to 870 mm |
88 cm | 880 mm | 88 cm is equal to 880 mm |
89 cm | 890 mm | 89 cm is equal to 890 mm |
90 cm | 900 mm | 90 cm is equal to 900 mm |
91 cm | 910 mm | 91 cm is equal to 910 mm |
92 cm | 920 mm | 92 cm is equal to 920 mm |
93 cm | 930 mm | 93 cm is equal to 930 mm |
94 cm | 940 mm | 94 cm is equal to 940 mm |
95 cm | 950 mm | 95 cm is equal to 950 mm |
96 cm | 960 mm | 96 cm is equal to 960 mm |
97 cm | 970 mm | 97 cm is equal to 970 mm |
98 cm | 980 mm | 98 cm is equal to 980 mm |
99 cm | 990 mm | 99 cm is equal to 990 mm |
100 cm | 1000 mm | 100 cm is equal to 1000 mm |
Difference between Millimeters and Centimeters
Both the units are a derivation of the SI unit of length ‘meter,’ which measures distance. To know more about the differences between them, have a look at the table below:
Parameters | Centimeters (cm) | Millimeters (mm) |
Symbol | cm | mm |
Definition | A centimeter is a unit of length in the metric system. It is equivalent to one-hundredth of a meter, centi being the SI prefix for a factor of 1/100. | A millimeter is a unit used to measure the length in the metric system. It’s a prefix to the meter and one-thousandth part of a meter. |
Relation | 1 cm = 10 mm | 1 mm = 0.1 cm. |
Size | A centimeter is ten times bigger than a millimeter. | A millimeter is one-tenth of a centimeter. |
Application | A centimeter is used to measure the length or the distance. Apart from that, it is also used to report the level of rainfall, which is mapped by a rain gauge. | A millimeter measures the length and distance of tiny objects that are visible. |
Origin | The word centimeter is a compound of words centi, meaning hundredth, and meter, the SI base unit of length. | Millimeter is extracted from the French ‘millimeter’ and is a combination of two words ‘milli’ and ‘meter’. It is one-thousandth part of a meter. |
Frequently Asked Questions (FAQs)
How to convert centimeters to millimeters?
It’s pretty easy. Simply multiply the value of cm by 10. The answer you will obtain will be the converted value.
For example- Convert 4.5 cm to mm
Sol: Kilometer = value of cm x 10 = 4.5 x 10 = 45 mm.
What is the formula for converting centimeters to millimeters?
The formula for converting centimeters to Millimeters is as follows:
Millimeters = value of cm x 10
How many millimeters are there in 1 centimeter?
There are 10 millimeters in 1 centimeter.
How many centimeters are there in 1 millimeter?
There is 0.1 centimeter in 1 millimeter.
What are centimeters and millimeters used for?
Centimeter usually measures the length or the distance. Apart from that, it is also used to report the level of rainfall, which is mapped by a rain gauge. On the other hand, a millimeter measures the length and distance of tiny objects that are visible.