Conversion formula

The conversion factor from teaspoons to gallons is 0.0013020833333325, which means that 1 teaspoon is equal to 0.0013020833333325 gallons:

1 tsp = 0.0013020833333325 gal

To convert 12.9 teaspoons into gallons we have to multiply 12.9 by the conversion factor in order to get the volume amount from teaspoons to gallons. We can also form a simple proportion to calculate the result:

1 tsp → 0.0013020833333325 gal

12.9 tsp → V_(gal)

Solve the above proportion to obtain the volume V in gallons:

V_(gal) = 12.9 tsp × 0.0013020833333325 gal

V_(gal) = 0.016796874999989 gal

The final result is:

12.9 tsp → 0.016796874999989 gal

We conclude that 12.9 teaspoons is equivalent to 0.016796874999989 gallons:

12.9 teaspoons = 0.016796874999989 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 59.53488372097 × 12.9 teaspoons.

Another way is saying that 12.9 teaspoons is equal to 1 ÷ 59.53488372097 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that twelve point nine teaspoons is approximately zero point zero one seven gallons:

12.9 tsp ≅ 0.017 gal

An alternative is also that one gallon is approximately fifty-nine point five three five times twelve point nine teaspoons.

Conversion table

teaspoons to gallons chart

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