The tablespoon (US) is a unit of volume used in the US customary system. It's commonly abbreviated as tbsp, T, or tbs, and it plays a central role in measuring both liquid and dry ingredients in American recipes. By definition, one US tablespoon equals 14.7868 milliliters, making it exactly three times the size of a US teaspoon.
This unit is a standard part of measuring spoon sets found in nearly every American kitchen. It's used for ingredients that require more than a teaspoon but less than a full cup—like oil, syrup, peanut butter, or baking powder. Whether you're preparing a sauce, salad dressing, or baked goods, the tablespoon offers an ideal balance between precision and practicality.
Uses: The tablespoon is one of the most commonly used measurements in American kitchens. You’ll find it in countless recipes—from marinades and sauces to pancake batter and salad dressings. In baking, it plays a critical role, where just a small difference in the amount of butter, oil, or leavening agent can change the texture or taste of the final dish. The tablespoon is also used in meal prep, portion control, and nutritional labeling, helping consumers track ingredients like sugar, oils, or dressings in a standardized way.
Beyond the kitchen, the U.S. tablespoon occasionally appears in medical or pharmaceutical contexts to measure over-the-counter liquid medications, though healthcare professionals typically recommend using milliliters for precision. Still, the tablespoon remains a familiar and convenient reference point for many households.
The gallon (US) is a large unit of volume used in the U.S. customary measurement system. One US gallon is equal to 128 US fluid ounces, or approximately 3.785 liters. It's commonly abbreviated as gal and is often used for measuring larger quantities of liquids in household and commercial settings.
As one of the largest common units for liquid measurement in the United States, the gallon is widely recognized for storing and transporting liquids like milk, water, and gasoline. Its size makes it practical for bulk quantities and remains a standard unit in industries ranging from agriculture to retail packaging.
Uses: In everyday life, the US gallon is most commonly seen on milk jugs, bottled water, and fuel pumps. Whether you're filling up a gas tank or picking up a gallon of juice at the grocery store, this unit is a familiar part of American routines.
Beyond the home, the gallon is used across industries that handle large volumes—such as food service, chemical production, and farming. It's also a staple in recipes or instructions for making batches of beverages, soups, or cleaning solutions. Thanks to its capacity and widespread use, the gallon remains one of the most practical and recognizable units for measuring liquids in bulk.
1 tbsp = 0.003906 gal
Let’s say you want to convert 100 tbsp to gal.
Using the formula:
100 × 0.003906 = 0.391 gal
So, 100 tbsp is approximately 0.391 gal.
| Tablespoon (US) (tbsp) | Gallon (US) (gal) |
|---|---|
| 1 tbsp | 0.004 gal |
| 2 tbsp | 0.008 gal |
| 3 tbsp | 0.012 gal |
| 4 tbsp | 0.016 gal |
| 5 tbsp | 0.02 gal |
| 6 tbsp | 0.023 gal |
| 7 tbsp | 0.027 gal |
| 8 tbsp | 0.031 gal |
| 9 tbsp | 0.035 gal |
| 10 tbsp | 0.039 gal |
| 11 tbsp | 0.043 gal |
| 12 tbsp | 0.047 gal |
| 13 tbsp | 0.051 gal |
| 14 tbsp | 0.055 gal |
| 15 tbsp | 0.059 gal |