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 678 teaspoons into gallons we have to multiply 678 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

678 tsp → V_(gal)

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

V_(gal) = 678 tsp × 0.0013020833333325 gal

V_(gal) = 0.8828124999994 gal

The final result is:

678 tsp → 0.8828124999994 gal

We conclude that 678 teaspoons is equivalent to 0.8828124999994 gallons:

678 teaspoons = 0.8828124999994 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 1.1327433628326 × 678 teaspoons.

Another way is saying that 678 teaspoons is equal to 1 ÷ 1.1327433628326 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred seventy-eight teaspoons is approximately zero point eight eight three gallons:

678 tsp ≅ 0.883 gal

An alternative is also that one gallon is approximately one point one three three times six hundred seventy-eight 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