Conversion formula

The conversion factor from teaspoons to fluid ounces is 0.16666666666655, which means that 1 teaspoon is equal to 0.16666666666655 fluid ounces:

1 tsp = 0.16666666666655 fl oz

To convert 10.9 teaspoons into fluid ounces we have to multiply 10.9 by the conversion factor in order to get the volume amount from teaspoons to fluid ounces. We can also form a simple proportion to calculate the result:

1 tsp → 0.16666666666655 fl oz

10.9 tsp → V_{(fl oz)}

Solve the above proportion to obtain the volume V in fluid ounces:

V_{(fl oz)} = 10.9 tsp × 0.16666666666655 fl oz

V_{(fl oz)} = 1.8166666666654 fl oz

The final result is:

10.9 tsp → 1.8166666666654 fl oz

We conclude that 10.9 teaspoons is equivalent to 1.8166666666654 fluid ounces:

10.9 teaspoons = 1.8166666666654 fluid ounces

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 fluid ounce is equal to 0.5504587155967 × 10.9 teaspoons.

Another way is saying that 10.9 teaspoons is equal to 1 ÷ 0.5504587155967 fluid ounces.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that ten point nine teaspoons is approximately one point eight one seven fluid ounces:

10.9 tsp ≅ 1.817 fl oz

An alternative is also that one fluid ounce is approximately zero point five five times ten point nine teaspoons.

Conversion table

teaspoons to fluid ounces chart

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