Convert volume units — liters, gallons, cups, milliliters, cubic meters, barrels and more.
| Unit | Name | Value |
|---|---|---|
| 0.001 tbsp | 1.5625e-05 qt | |
| 0.01 tbsp | 0.00015625 qt | |
| 0.1 tbsp | 0.0015625 qt | |
| 1 tbsp | 0.015625 qt | |
| 5 tbsp | 0.0781252 qt | |
| 10 tbsp | 0.15625 qt | |
| 50 tbsp | 0.781252 qt | |
| 100 tbsp | 1.5625 qt | |
| 1000 tbsp | 15.625 qt |
Common tablespoon values converted to us quart — factor: 1 tbsp = 0.01563 qt
| Tablespoon (tbsp) | US Quart (qt) | Context |
|---|---|---|
| 0.25 tbsp | 0.003906 qt | Pinch |
| 0.5 tbsp | 0.007813 qt | Half tablespoon |
| 1 tbsp | 0.01563 qt | Tablespoon |
| 2 tbsp | 0.03125 qt | 2 tablespoons |
| 4 tbsp | 0.0625 qt | Quarter cup |
| 8 tbsp | 0.125 qt | Half cup |
| 16 tbsp | 0.25 qt | One cup |
| 32 tbsp | 0.5 qt | One pint |
| 48 tbsp | 0.75 qt | One quart |
| 64 tbsp | 1 qt | One quart |
| 128 tbsp | 2 qt | Half gallon |
| 256 tbsp | 4 qt | One gallon |
| 512 tbsp | 8 qt | 2 gallons |
| 1,024 tbsp | 16 qt | 3 gallons |
| 2,048 tbsp | 32 qt | 8 gallons |
Converting tablespoon to us quart comes up frequently in cooking, chemistry, medicine, and engineering. A recipe written in metric units may need to be adapted for a kitchen using us quart, or a laboratory protocol may specify volumes in tablespoon that need to be measured with equipment calibrated in us quart.
In everyday use, knowing that 5 tbsp = 0.07813 qt and 10 tbsp = 0.1563 qt covers most common situations. For bulk calculations, 100 tbsp = 1.563 qt is a useful anchor. The reverse conversion — us quart back to tablespoon — uses the factor 64, so 1 qt = 64 tbsp.
All conversions use the internationally recognized factor of exactly 1 tbsp = 0.01563 qt. Calculations are performed in IEEE 754 double-precision floating point, giving accuracy to at least 8 significant figures — more than sufficient for any practical application.
Formula: US Quart = Tablespoon × 0.015625036
Multiply any tablespoon value by 0.015625036 to get us quart. One tablespoon equals 0.015625036 qt.
Reverse: Tablespoon = US Quart × 63.999851
Tablespoons ÷ 64 = quarts. Exact.
16 tbsp = 1 cup = ¼ qt. 64 tbsp = 1 qt.
Quarts × 64 = tbsp.
Measures butter, oil, and liquid sweeteners in tablespoons for precise small-batch baking.
Labels liquid medications in tablespoon doses (1 tbsp = 15 mL) for home administration.
Scales facial mask and scrub recipes using tablespoon proportions.
Measures herbal tinctures and infusions in tablespoons for daily supplement protocols.
Tests sauces and dressings where tablespoon quantities critically affect flavor.
Converts pet supplement doses to tablespoons for clear owner instructions.
The US tablespoon is defined as exactly 3 teaspoons or ½ fluid ounce, approximately 14.787 mL. Standardization arrived in the late 19th century alongside modern recipe writing.
Tablespoons are fundamental to cooking and medicine. The Australian tablespoon is 20 mL, the UK tablespoon is 17.76 mL, and the US tablespoon is 14.79 mL.
Interesting fact: Capital T for tablespoon versus lowercase tsp for teaspoon is a convention designed to prevent dangerous dosing errors in medical and culinary contexts.
The US liquid quart is one-quarter of a US gallon, equal to 946.353 mL. The word 'quart' comes from Old French quarte (fourth part), dating to medieval England.
Quarts are standard in American cooking and food packaging: motor oil, paint, cream, and ice cream are commonly sold in quart containers.
Interesting fact: The US quart and the Imperial quart differ significantly — the Imperial quart is 1.136 liters versus 0.946 liters for the US quart.