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 120 teaspoons into gallons we have to multiply 120 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

120 tsp → V_(gal)

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

V_(gal) = 120 tsp × 0.0013020833333325 gal

V_(gal) = 0.15624999999989 gal

The final result is:

120 tsp → 0.15624999999989 gal

We conclude that 120 teaspoons is equivalent to 0.15624999999989 gallons:

120 teaspoons = 0.15624999999989 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 6.4000000000043 × 120 teaspoons.

Another way is saying that 120 teaspoons is equal to 1 ÷ 6.4000000000043 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one hundred twenty teaspoons is approximately zero point one five six gallons:

120 tsp ≅ 0.156 gal

An alternative is also that one gallon is approximately six point four times one hundred twenty 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