Convert cm to inches
cm
How to Use the Calculator

Input the Length in Centimeters:
 Enter the length in centimeters (cm) in the input field.
 To enter a negative length, use the
+/
button to toggle the sign.

Optional: Set Fraction Precision:
 Enter the denominator for the fractional inch you want the decimal part of the inch measurement rounded to (e.g., 8 for rounding to the nearest 1/8 of an inch).

Calculate:
 Press the “Calculate” button to perform the conversion.
 The converted length in inches, along with the fractional approximation, will be displayed below.

Clear:
 Press the “Clear” button to reset the input and the result.
Formula
The conversion from centimeters to inches is done using the following formula:
$$\text{inches}=\frac{\text{cm}}{2.54}$$
 inches is the length in inches.
 cm is the length in centimeters.
Examples

Example 1: Converting 1 cm to inches
 Input: 1 cm
 Calculation: $\frac{1}{2.54} = 0.393701$
 Result: 1 cm is approximately 0.3937 inches or 3/8 inches.

Example 2: Converting 10 cm to inches
 Input: 10 cm
 Calculation: $\frac{10}{2.54} = 3.93701$
 Result: 10 cm is approximately 3.937 inches or 4 inches.
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