How Many Ounces in a Gallon (PDF GUIDE)

How Many Ounces in a Gallon

Learn How Many Ounces in a Gallon, 1/2 gallon and more with this helpful and quick ounces per gallon guide. You’ll find the mathematical equation for changing gallons to ounces, and find a printable quick reference guide as well.

How Many Ounces in a Gallon

How Many Ounces in a Gallon

  • 64 ounces = 1/2 gallon
  • 128 ounces = 1 gallon
  • 256 ounces = 2 gallons
  • 384 ounces = 3 gallons
  • 512 ounces = 4 gallons
How Many Ounces in a Gallon

How to Convert Fluid Ounces in a Gallon

  1. The proper way to use liquid or wet measuring cups is to set a clear liquid measuring cup flat on the counter.
  2. Then pour in ingredients until you believe you have the correct amount.
  3. Finally crouch down to eye level to ensure the measurement is accurate. 

Converting Dry OZ in a Gallon

  1. You likely will not need to convert dry ounces in a gallon… but just in case we wanted to supply you with how to properly measure.
  2. The proper way to use a dry measuring cup is to overfill the measuring cup.
  3. Then use a butter knife to scrape off the top to have a perfect level measure.

OZ per Gallon Conversion Formula

  1. The mathematical formula for finding how many fluid ounces are in a gallon: x ounces / 128 = y gallons
  2. For every 128 ounces, you get one gallon… The guide below will give you more guide on how many fl oz in a gallon.
  3. Use this mathematical equation anytime you need to convert oz and gallons.

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