inch to ft Converter - Inch to Foot
Inch (in) (inch) to Foot (ft)
Direct answer
1 inch = 0.083333333333 ft
ft = inch × 0.083333333333
Converter
Conversion formula
ft = inch × 0.083333333333
inch = ft × 12
Example: 10 inch = 10 × 0.083333333333 = 0.833333333333 ft.
Common conversion table
| inch | ft |
|---|---|
| 1 inch | 0.083333333333 ft |
| 2 inch | 0.166666666667 ft |
| 5 inch | 0.416666666667 ft |
| 10 inch | 0.833333333333 ft |
| 20 inch | 1.66666666667 ft |
| 50 inch | 4.16666666667 ft |
| 100 inch | 8.33333333333 ft |
| 1,000 inch | 83.3333333333 ft |
Conversion derivation
Express both inch and ft in the same base unit m (meter), then cancel the shared base unit.
- 1
Rewrite inch in the base unit
- 2
Rewrite ft in the base unit
- 3
Forward conversion
- 4
Reverse conversion
AI explanation for this conversion
This pre-generated explanation is schema-checked. Numeric results still come from the page formula and calculator.
Why the inch-to-foot conversion factor holds
The conversion factor from inches to feet is derived by expressing both units in terms of the same base unit, the meter. The ratio of their meter definitions gives the exact factor.
Definition
An inch is defined as exactly 0.0254 meters. A foot is defined as exactly 0.3048 meters.
Principle
The factor is the ratio of the inch's meter definition to the foot's meter definition: 0.0254 / 0.3048 = 1/12. Multiplying an inch value by this factor converts it to feet.
Assumptions
- The conversion is based on the modern, exact definitions of the inch and foot in terms of meters.
- The base unit, the meter, is the common reference for both imperial units.
Cautions
- The provided conversion factor is approximate (0.083333333333). For maximum precision, use the exact fraction 1/12.
- The reverse factor is given as 12.000000000000002, which is a floating-point representation of the exact integer 12.
FAQ
How many ft are in 1 inch?
1 inch = 0.083333333333 ft.
How many ft are in 10 inch?
10 inch = 0.833333333333 ft.
How many ft are in 100 inch?
100 inch = 8.33333333333 ft.
What is the formula to convert inch to ft?
Use ft = inch × 0.083333333333.
How many inch are in 1 ft?
1 ft = 12 inch.
What should I check when converting inch to ft?
Use the conversion factor and round the result to the precision required by your calculation.