Conversion formula

The conversion factor from tablespoons to fluid ounces is 0.50000000000169, which means that 1 tablespoon is equal to 0.50000000000169 fluid ounces:

1 tbsp = 0.50000000000169 fl oz

To convert 18 tablespoons into fluid ounces we have to multiply 18 by the conversion factor in order to get the volume amount from tablespoons to fluid ounces. We can also form a simple proportion to calculate the result:

1 tbsp → 0.50000000000169 fl oz

18 tbsp → V_{(fl oz)}

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

V_{(fl oz)} = 18 tbsp × 0.50000000000169 fl oz

V_{(fl oz)} = 9.0000000000304 fl oz

The final result is:

18 tbsp → 9.0000000000304 fl oz

We conclude that 18 tablespoons is equivalent to 9.0000000000304 fluid ounces:

18 tablespoons = 9.0000000000304 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 0.11111111111074 × 18 tablespoons.

Another way is saying that 18 tablespoons is equal to 1 ÷ 0.11111111111074 fluid ounces.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that eighteen tablespoons is approximately nine fluid ounces:

18 tbsp ≅ 9 fl oz

An alternative is also that one fluid ounce is approximately zero point one one one times eighteen tablespoons.

Conversion table

tablespoons to fluid ounces chart

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