Conversion formula

The conversion factor from fluid ounces to teaspoons is 6.0000000000041, which means that 1 fluid ounce is equal to 6.0000000000041 teaspoons:

1 fl oz = 6.0000000000041 tsp

To convert 1645 fluid ounces into teaspoons we have to multiply 1645 by the conversion factor in order to get the volume amount from fluid ounces to teaspoons. We can also form a simple proportion to calculate the result:

1 fl oz → 6.0000000000041 tsp

1645 fl oz → V_(tsp)

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

V_(tsp) = 1645 fl oz × 6.0000000000041 tsp

V_(tsp) = 9870.0000000067 tsp

The final result is:

1645 fl oz → 9870.0000000067 tsp

We conclude that 1645 fluid ounces is equivalent to 9870.0000000067 teaspoons:

1645 fluid ounces = 9870.0000000067 teaspoons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 teaspoon is equal to 0.00010131712259365 × 1645 fluid ounces.

Another way is saying that 1645 fluid ounces is equal to 1 ÷ 0.00010131712259365 teaspoons.

Approximate result

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

1645 fl oz ≅ 9870 tsp

An alternative is also that one teaspoon is approximately zero times one thousand six hundred forty-five fluid ounces.

Conversion table

fluid ounces to teaspoons chart

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