Millimeters to Inches Converter
Convert millimeters to inches quickly and accurately. Free online mm to in conversion tool with conversion table and formulas.
Step 1: Enter Millimeters
Millimeter to Inch Conversion
1 millimeter equals 0.0393701 inches. Millimeters are part of the metric system while inches are part of the imperial system. This converter helps you switch between these measurement systems.
Step 2: Common Conversions
Conversion Formula
Inches = Millimeters ÷ 25.4
To convert millimeters to inches, divide the millimeter value by 25.4 (since 1 inch = 25.4 millimeters).
Conversion Results
Millimeters to Inches Conversion
Millimeters to Inches Conversion Table
| Millimeters (mm) | Inches (in) | Inches (fraction) | Feet & Inches |
|---|
Conversion Formula & Details
Millimeter to Inch Formula
Inches = Millimeters ÷ 25.4
Since 1 inch is exactly equal to 25.4 millimeters, dividing the millimeter value by 25.4 gives you the equivalent in inches.
Example Calculation
100 mm to inches:
100 ÷ 25.4 = 3.937007874 inches
Rounded to 3 decimal places: 3.937 inches
Quick Reference
• 1 mm = 0.03937 in
• 10 mm = 0.3937 in
• 100 mm = 3.937 in
• 1000 mm = 39.37 in
• 25.4 mm = 1 in (exact)
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