Conversion formula

The conversion factor from inches to feet is 0.083333333333333, which means that 1 inch is equal to 0.083333333333333 feet:

1 in = 0.083333333333333 ft

To convert 1680 inches into feet we have to multiply 1680 by the conversion factor in order to get the length amount from inches to feet. We can also form a simple proportion to calculate the result:

1 in → 0.083333333333333 ft

1680 in → L_(ft)

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

L_(ft) = 1680 in × 0.083333333333333 ft

L_(ft) = 140 ft

The final result is:

1680 in → 140 ft

We conclude that 1680 inches is equivalent to 140 feet:

1680 inches = 140 feet

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 foot is equal to 0.0071428571428571 × 1680 inches.

Another way is saying that 1680 inches is equal to 1 ÷ 0.0071428571428571 feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand six hundred eighty inches is approximately one hundred forty feet:

1680 in ≅ 140 ft

An alternative is also that one foot is approximately zero point zero zero seven times one thousand six hundred eighty inches.

Conversion table

inches to feet chart

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