5.50 US teaspoons to milliliters
27.11 mL
5.50 tsp = 27.11 mL.
milliliters
27.11mL
5.50 tsp = 27.11 mL
In short
How many milliliters is 5.50 US teaspoons?
5.50 tsp = 27.11 mL. 1 US teaspoon = 4.928922 milliliters, so the working is 5.50 × 4.928922 = 27.11.
The working
The factor below is an exact definition rather than a measurement, so nothing is approximated in the arithmetic. The only rounding on this page happens where a number is displayed.
1 US teaspoon = 4.928922 milliliters 5.50 × 4.928922 = 27.11
How much precision do you need?
Each row is the same answer cut at a different number of decimals, with what that choice costs you. Pick the shortest row whose error is smaller than whatever you are measuring with.
| Rounded to | Answer (mL) | Off by |
|---|---|---|
| Whole number | 27 | −0.10907 |
| 1 decimal | 27.1 | −0.00907 |
| 2 decimals | 27.11 | +0.00093 |
Round trip: take 27.11 mL back the other way and you land on 5.5002 tsp — a drift of 0.0002 tsp. That gap is the rounding, not the conversion.
Frequently asked questions
What is 5.50 US teaspoons in milliliters?
5.50 US teaspoons is 27.11 milliliters. 1 US teaspoon = 4.928922 milliliters, so the working is 5.50 × 4.928922 = 27.11.
How accurate is 27.11 mL?
Rounding to 27.11 mL and converting straight back gives 5.5002 tsp, a drift of 0.0002 tsp from the 5.50 you started with. The factor itself is exact; every bit of that difference comes from the rounding, not the conversion.
Nearby values
Any value at all
Teaspoons to Milliliters Converter
Convert US teaspoons to milliliters — and why a medicine spoon is 5 mL, not 4.93.
Open the teaspoons to milliliters converter →