Convert Metric Tablespoon to Milliliter
Convert metric tablespoons to milliliters instantly. 1 metric tablespoon = 15 milliliter — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Milliliter to Metric Tablespoon converter for the reverse conversion.
Units explained
Metric Tablespoon
A metric tablespoon is exactly 15 milliliters.
Adopted with metric cooking standards (Australia uses 20 mL).
Standard metric cooking measure for liquids.
Metrication.
Milliliter
A milliliter is one thousandth of a liter, exactly equal to one cubic centimeter.
Formed with the SI prefix milli- applied to the liter.
The standard small-volume unit in cooking, medicine and the laboratory.
Metric prefix system.
Metric Tablespoon to Milliliter conversion formula
The relationship between metric tablespoons and milliliters:
To convert metric tablespoons to milliliters, multiply the value in metric tablespoons by 15. To reverse, multiply milliliters by 0.0666666667.
How to use this converter
Type a value into the calculator. The result in milliliters updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Milliliter to Metric Tablespoon converter for the reverse direction.
Step-by-step: convert metric tablespoons to milliliters
- Write down the value in metric tablespoons (tbsp).
- Multiply that value by the factor 15.
- The product is the equivalent value in milliliters (mL).
- To reverse, multiply the milliliter value by 0.0666666667.
Worked examples
Example 1 — Convert 1 tbsp to mL:
1 × 15 = 15 mL
Example 2 — Convert 100 tbsp to mL:
100 × 15 = 1500 mL
Real-world example — Hair-width scale measurements
A 70-metric tablespoon measurement (about the diameter of a human hair) is the kind of value materials engineers regularly express in adjacent micro-scale units like milliliters for direct comparison across supplier datasheets.
70 tbsp × 15 = 1050 mL
Real-world example — Paper and film thicknesses
At the thickness of office paper (roughly 3 metric tablespoons), converting between sub-millimeter units is routine for packaging and printing buyers comparing quotes from metric and US suppliers.
3 tbsp × 15 = 45 mL
Real-world example — Plastic-film thickness alternates
A 150-metric tablespoon plastic film converts cleanly to milliliters — useful for packaging buyers reconciling supplier datasheets across metric and US measurement systems.
150 tbsp × 15 = 2250 mL
Metric Tablespoon to Milliliter conversion table
Standard reference values for converting metric tablespoons to milliliters:
| Metric Tablespoon [tbsp] | Milliliter [mL] |
|---|---|
| 0.01 | 0.15 |
| 0.1 | 1.5 |
| 1 | 15 |
| 2 | 30 |
| 3 | 45 |
| 4 | 60 |
| 5 | 75 |
| 10 | 150 |
| 20 | 300 |
| 30 | 450 |
| 40 | 600 |
| 50 | 750 |
| 100 | 1500 |
| 500 | 7500 |
| 1000 | 15000 |
Frequently asked questions
How many milliliters is 1 metric tablespoon?
How do I convert metric tablespoons to milliliters?
How do I convert milliliters back to metric tablespoons?
How many milliliters is 100 metric tablespoons?
Popular volume unit conversions
Convert Metric Tablespoon to other volume units
Show all Metric Tablespoon conversions
Metric / SI (8 units)
US Customary (Liquid) (8 units)
Imperial (UK) (4 units)
Cubic (length-derived) (3 units)
Cooking / Culinary (2 units)
Sources & references
Conversion factor (1 tbsp = 15 mL) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.