Convert US gallons to imperial teaspoons
US gal
1 US gallon ≈
639.494 imperial teaspoons
* rounded result
Select how many decimal places the result will be rounded to:
How to convert US gallons to imperial teaspoons
To convert US gallons to imperial teaspoons, multiply a US gallons value by 639.493773795.
Formula imp tsp = US gal × 639.493773795
Example: Convert 0.5 US gallons to imperial teaspoons Calculations: 0.5 US gal × 639.493773795 ≈ 319.747 imp tsp
US gallon (US gal)
The US gallon is a US customary systems unit of volume, defined as 231 cubic inches or 128 US fluid ounces, and is equal to 3.785411784 liters. It is the standard unit for measuring volume in the United States.
Imperial teaspoon (imp tsp)
The imperial teaspoon is an imperial system unit of volume, defined as 5/24 of an imperial fluid ounce or 1/3 of an imperial tablespoon, and is approximately equal to 5.92 milliliters.