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Convert inches to cm, cm to inches

Convert inches to cm

inches
cm

Convert cm to inches

cm
inches

Conversion Formulas

The formula to convert from inches to cm is:

cm = in x 2.54

The formula to convert from cm to inches is:

in = cm x 0.393700787

Conversion Examples

Inches to Centimeter Conversion Example

Task: Convert 24 inches to centimeters (show work)

Formula:
in x 2.54 = cm

Calculations:
24 in x 2.54 = 60.96 cm

Result:
24 inches is equal to 60.96 cm

Centimeter to Inches Conversion Example

Task: Convert 72 centimeters to inches (show work)

Formula:
cm x 0.393700787 = in

Calculations:
72 cm x 0.393700787 = 28.346456664 in

Result:
72 cm is equal to 28.346456664 inches

Conversion Tables

Inches to Centimeters Conversion Chart

inches (in) centimeters (cm)
1 in2.54 cm
2 in5.08 cm
3 in7.62 cm
4 in10.16 cm
5 in12.7 cm
6 in15.24 cm
7 in17.78 cm
8 in20.32 cm
9 in22.86 cm
10 in25.4 cm
20 in50.8 cm
30 in76.2 cm
40 in101.6 cm
50 in127 cm
75 in190.5 cm
100 in254 cm
250 in635 cm
500 in1,270 cm
750 in1,905 cm
1,000 in2,540 cm

Centimeters to Inches Conversion Chart

centimeters (cm) inches (in)
1 cm0.393700787 in
2 cm0.787401574 in
3 cm1.181102361 in
4 cm1.574803148 in
5 cm1.968503935 in
6 cm2.362204722 in
7 cm2.755905509 in
8 cm3.149606296 in
9 cm3.543307083 in
10 cm3.93700787 in
20 cm7.87401574 in
30 cm11.81102361 in
40 cm15.74803148 in
50 cm19.68503935 in
75 cm29.527559025 in
100 cm39.3700787 in
250 cm98.42519675 in
500 cm196.8503935 in
750 cm295.27559025 in
1,000 cm393.700787 in

Conversion Definitions

What is an inch (in)?

An inch is a unit of length in both US Customary Units as well as the Imperial System. The symbol for inch is in or ". There are 12 inches in a foot or 36 inches in a yard.

What is a centimeter (cm)?

A centimeter is a unit of length in the Metric System. The symbol for centimeter is cm. There are 100 centimeters in a meter. The International spelling is centimetre.

How many inches in a centimeter?

There are 0.393700787 inches in a centimeter.

How many centimeters in an inch?

There are 2.54 centimeters in an inch.

Understanding the Length Units

This table provides a summary of the Length units within their respective measurement systems.

Unit Symbol Measurement System Description
inches in or " US Customary Units/Imperial System  
feet ft or ' US Customary Units/Imperial System 1 foot = 12 inches
yards yd US Customary Units/Imperial System 1 yard = 3 feet
miles mi US Customary Units/Imperial System 1 mile = 1760 yards or 5280 feet
millimeter mm Metric System 1000 mm = 1 m
centimeter cm Metric System 100 cm = 1 m, 1 cm = 10 mm
decimeter dm Metric System 10 dm = 1 m, 1 dm = 10 cm
meter m Metric System 1 m = 1000 mm, 100 cm, 10 dm
kilometer km Metric System 1 km = 1000 m