Convert Metric Tablespoon to US Tablespoon
Convert metric tablespoons to us tablespoons instantly. 1 metric tablespoon = 1.0144206811 us tablespoon — use the live calculator, the exact formula, a conversion table and worked examples. Also check the US Tablespoon 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.
US Tablespoon
A US tablespoon is half a US fluid ounce (14.7868 mL).
A standardized cooking measure equal to three teaspoons.
Universal in US recipes for liquids and condiments.
US cooking measure.
Metric Tablespoon to US Tablespoon conversion formula
The relationship between metric tablespoons and us tablespoons:
To convert metric tablespoons to us tablespoons, multiply the value in metric tablespoons by 1.0144206811. To reverse, multiply us tablespoons by 0.9857843188.
How to use this converter
Type a value into the calculator. The result in us tablespoons updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the US Tablespoon to Metric Tablespoon converter for the reverse direction.
Step-by-step: convert metric tablespoons to us tablespoons
- Write down the value in metric tablespoons (tbsp).
- Multiply that value by the factor 1.0144206811.
- The product is the equivalent value in us tablespoons (tbsp).
- To reverse, multiply the us tablespoon value by 0.9857843188.
Worked examples
Example 1 — Convert 1 tbsp to tbsp:
1 × 1.0144206811 = 1.0144206811 tbsp
Example 2 — Convert 100 tbsp to tbsp:
100 × 1.0144206811 = 101.4420681055 tbsp
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 × 1.0144206811 = 3.0432620432 tbsp
Real-world example — Plastic-film thickness alternates
A 150-metric tablespoon plastic film converts cleanly to us tablespoons — useful for packaging buyers reconciling supplier datasheets across metric and US measurement systems.
150 tbsp × 1.0144206811 = 152.1631021583 tbsp
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 us tablespoons for direct comparison across supplier datasheets.
70 tbsp × 1.0144206811 = 71.0094476739 tbsp
Metric Tablespoon to US Tablespoon conversion table
Standard reference values for converting metric tablespoons to us tablespoons:
| Metric Tablespoon [tbsp] | US Tablespoon [tbsp] |
|---|---|
| 0.01 | 0.0101442068 |
| 0.1 | 0.1014420681 |
| 1 | 1.0144206811 |
| 2 | 2.0288413621 |
| 3 | 3.0432620432 |
| 4 | 4.0576827242 |
| 5 | 5.0721034053 |
| 10 | 10.1442068106 |
| 20 | 20.2884136211 |
| 30 | 30.4326204317 |
| 40 | 40.5768272422 |
| 50 | 50.7210340528 |
| 100 | 101.4420681055 |
| 500 | 507.2103405276 |
| 1000 | 1014.4206810553 |
Frequently asked questions
How many us tablespoons is 1 metric tablespoon?
How do I convert metric tablespoons to us tablespoons?
How do I convert us tablespoons back to metric tablespoons?
How many us tablespoons is 100 metric tablespoons?
Popular volume unit conversions
Convert Metric Tablespoon to other volume units
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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 = 1.0144206811 tbsp) 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.