Inches to Feet
Convert inches to feet with a calculator and a lookup table. The ratio is 0.083333, so 1 in = 0.083333 ft; examples and the reverse direction included.
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The in to ft formula
Going from inches to feet means scaling the number by 0.083333333. A quantity of 1 in therefore shows up as 0.083333333 ft in the widget above.
Because the relationship is a plain ratio, doubling the inches doubles the feet, and 0 in stays 0 ft. The inverse ratio is 12, meaning 1 ft = 12 in.
Inches and their value in feet
The table below lists 12 amounts of inches next to the matching feet. The amounts were picked to suit a ratio of 0.083333333, so the results stay easy to read.
| Inches (in) | Feet (ft) |
|---|---|
| 5 | 0.41666667 |
| 15 | 1.25 |
| 35 | 2.916666667 |
| 70 | 5.833333333 |
| 140 | 11.66666667 |
| 420 | 35 |
| 850 | 70.83333333 |
| 1,700 | 141.6666667 |
| 3,400 | 283.3333333 |
| 7,000 | 583.3333333 |
| 18,000 | 1,500 |
| 60,000 | 5,000 |
These figures are generated, not typed in by hand, and follow the widget's rounding rules described in the questions further down.
Three sample conversions from inches to feet
Suppose a quantity is 150 inches. Scaling it by 0.083333333 gives 12.5 feet.
Try 4,200 in as well. Multiplying by 0.083333333 gives 350 ft, which the reverse ratio 12 maps back to 4,200 in.
Example 3. Starting from the other unit, 3.5 ft is 42 in, since 1 ft = 12 in.
Converting feet back to inches
The mirror-image page is Feet to Inches, where 1 ft = 12 in. Its table and examples use feet as the starting unit.
The full Length Converter lets you choose any two units from the same list, not only in and ft.
Related conversions for inches and feet
Other pairs that use the same unit table are listed here.
Frequently asked questions
What is 1 in in ft?
One inch equals 0.083333333 feet. The relationship is linear, so 10 in is 0.83333333 ft and 100 in is 8.333333333 ft.
How many in make up 1 ft?
1 ft = 12 in. The reverse ratio is the reciprocal of 0.083333333, so 10 ft comes to 120 in.
What is 300 inches in feet?
300 in converts to 25 ft, using the ratio 0.083333333 between the two units.
How many decimal places does the in to ft converter show?
Rounding happens only when a result is displayed. Between 1 and 1,000 the display has 10 significant digits, under 1 it has 8, and from 1,000 up it allows 6 decimals with comma separators; very large or very small results switch to scientific notation. Entering 0.123456789 in shows 0.010288066 ft, and 1,234.5678 in shows 102.88065 ft.
Which formula does the in-to-ft converter use?
Conversion goes through a shared reference unit: in is scaled into it, and the result is scaled out into ft. The two steps combine into one multiplication by 0.083333333.
How do I turn feet into inches?
The page titled "Feet to Inches" covers it, or you can press the swap button in the widget above. In the reverse direction multiply by 12, or equivalently divide by 0.083333333, giving 300 in for an input of 25 ft.
Learn more from an authoritative source:
NISTInches to Feet Converter
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