Conversion formula

The conversion factor from feet to miles is 0.00018939393939394, which means that 1 foot is equal to 0.00018939393939394 miles:

1 ft = 0.00018939393939394 mi

To convert 685 feet into miles we have to multiply 685 by the conversion factor in order to get the length amount from feet to miles. We can also form a simple proportion to calculate the result:

1 ft → 0.00018939393939394 mi

685 ft → L_(mi)

Solve the above proportion to obtain the length L in miles:

L_(mi) = 685 ft × 0.00018939393939394 mi

L_(mi) = 0.12973484848485 mi

The final result is:

685 ft → 0.12973484848485 mi

We conclude that 685 feet is equivalent to 0.12973484848485 miles:

685 feet = 0.12973484848485 miles

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile is equal to 7.7080291970803 × 685 feet.

Another way is saying that 685 feet is equal to 1 ÷ 7.7080291970803 miles.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred eighty-five feet is approximately zero point one three miles:

685 ft ≅ 0.13 mi

An alternative is also that one mile is approximately seven point seven zero eight times six hundred eighty-five feet.

Conversion table

feet to miles chart

For quick reference purposes, below is the conversion table you can use to convert from feet to miles