## 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 65 centimeters into millimeters we have to multiply 65 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

65 cm → L(mm)

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

L(mm) = 65 cm × 10 mm

L(mm) = 650 mm

The final result is:

65 cm → 650 mm

We conclude that 65 centimeters is equivalent to 650 millimeters:

65 centimeters = 650 millimeters

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 millimeter is equal to 0.0015384615384615 × 65 centimeters.

Another way is saying that 65 centimeters is equal to 1 ÷ 0.0015384615384615 millimeters.

## Approximate result

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

65 cm ≅ 650 mm

An alternative is also that one millimeter is approximately zero point zero zero two times sixty-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)
66 centimeters 660 millimeters
67 centimeters 670 millimeters
68 centimeters 680 millimeters
69 centimeters 690 millimeters
70 centimeters 700 millimeters
71 centimeters 710 millimeters
72 centimeters 720 millimeters
73 centimeters 730 millimeters
74 centimeters 740 millimeters
75 centimeters 750 millimeters