Conversion formula

The conversion factor from centimeters to millimeters is 10, which means that 1 centimeter is equal to 10 millimeters:

1 cm = 10 mm

To convert 55 centimeters into millimeters we have to multiply 55 by the conversion factor in order to get the length amount from centimeters to millimeters. We can also form a simple proportion to calculate the result:

1 cm → 10 mm

55 cm → L(mm)

Solve the above proportion to obtain the length L in millimeters:

L(mm) = 55 cm × 10 mm

L(mm) = 550 mm

The final result is:

55 cm → 550 mm

We conclude that 55 centimeters is equivalent to 550 millimeters:

55 centimeters = 550 millimeters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 millimeter is equal to 0.0018181818181818 × 55 centimeters.

Another way is saying that 55 centimeters is equal to 1 ÷ 0.0018181818181818 millimeters.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that fifty-five centimeters is approximately five hundred fifty millimeters:

55 cm ≅ 550 mm

An alternative is also that one millimeter is approximately zero point zero zero two times fifty-five centimeters.

Conversion table

centimeters to millimeters chart

For quick reference purposes, below is the conversion table you can use to convert from centimeters to millimeters

centimeters (cm) millimeters (mm)
56 centimeters 560 millimeters
57 centimeters 570 millimeters
58 centimeters 580 millimeters
59 centimeters 590 millimeters
60 centimeters 600 millimeters
61 centimeters 610 millimeters
62 centimeters 620 millimeters
63 centimeters 630 millimeters
64 centimeters 640 millimeters
65 centimeters 650 millimeters