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 645 teaspoons into fluid ounces we have to multiply 645 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

645 tsp → V_{(fl oz)}

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

V_{(fl oz)} = 645 tsp × 0.16666666666655 fl oz

V_{(fl oz)} = 107.49999999993 fl oz

The final result is:

645 tsp → 107.49999999993 fl oz

We conclude that 645 teaspoons is equivalent to 107.49999999993 fluid ounces:

645 teaspoons = 107.49999999993 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 0.0093023255814016 × 645 teaspoons.

Another way is saying that 645 teaspoons is equal to 1 ÷ 0.0093023255814016 fluid ounces.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred forty-five teaspoons is approximately one hundred seven point five fluid ounces:

645 tsp ≅ 107.5 fl oz

An alternative is also that one fluid ounce is approximately zero point zero zero nine times six hundred forty-five 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