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# Convert cm to m - Convert m to cm

## Convert centimeters to meters and vice versa

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## Meters and Centimeters

The centimeter and the meter are both units of length in the International System of Units (SI). The meter is the standard unit of length and the centimeter is a subunit, which means it is a fraction of the standard unit.

The relationship between the meter and the centimeter is simple: one meter is equal to one hundred centimeters. This is a very simple conversion that is easy to remember. The ratio of meter to centimeter is therefore 1:100.

The meter and the centimeter are widely used in numerous contexts. The meter is often used for larger distances and lengths, such as the length of a room or the distance between two cities. The centimeter, on the other hand, is more often used for smaller distances and lengths, such as the thickness of a book or the width of a smartphone.

As an example: a standard A4 page is 29.7 centimeters long, which corresponds to 0.297 meters. On the other hand, a football field is typically 100 meters long, which corresponds to 10,000 centimeters.

Just like with the volume measures, there are also other length measures in the SI system. The kilometer (km), for example, is equal to 1,000 meters, and the millimeter (mm) is 0.01 centimeters or 0.001 meters. Below is a schematic representation of the ratios:

`1 km = 1,000 m = 100,000 cm = 1,000,000 mm`

These ratios and conversion factors are important to remember when working with different length measures. It is also important to note that the conversion factors in the SI system are always powers of 10, which makes converting between different units very easy.

Length measure Equal to
1 kilometer (km) 1,000 meters (m)
1 meter (m) 100 centimeters (cm)
1 centimeter (cm) 10 millimeters (mm)
1 millimeter (mm) 0.001 meter (m)
1 millimeter (mm) 0.01 centimeter (cm)
1 centimeter (cm) 0.01 meter (m)
1 meter (m) 0.001 kilometer (km)