Conversion formula

The conversion factor from decimeters to feet is 0.32808398950131, which means that 1 decimeter is equal to 0.32808398950131 feet:

1 dm = 0.32808398950131 ft

To convert 40 decimeters into feet we have to multiply 40 by the conversion factor in order to get the length amount from decimeters to feet. We can also form a simple proportion to calculate the result:

1 dm → 0.32808398950131 ft

40 dm → L_(ft)

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

L_(ft) = 40 dm × 0.32808398950131 ft

L_(ft) = 13.123359580052 ft

The final result is:

40 dm → 13.123359580052 ft

We conclude that 40 decimeters is equivalent to 13.123359580052 feet:

40 decimeters = 13.123359580052 feet

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 foot is equal to 0.0762 × 40 decimeters.

Another way is saying that 40 decimeters is equal to 1 ÷ 0.0762 feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that forty decimeters is approximately thirteen point one two three feet:

40 dm ≅ 13.123 ft

An alternative is also that one foot is approximately zero point zero seven six times forty decimeters.

Conversion table

decimeters to feet chart

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