5 Gallons to Fluid Ounces

Convert 5 gallons (us) (gal) to fluid ounces (us) (fl oz) with formulas, examples, and conversion tables.

gal
fl oz
5 gal = 640 fl oz
Full precision:640 fl oz
Step-by-Step Solution

To convert 5 gallons (us) to fluid ounces (us), we multiply by 128 because one gallon (us) equals exactly 128 fluid ounces (us).

1 gallon (us) = 128 fluid ounces (us)

Since each gallon (us) contains 128 fluid ounces (us), we multiply our value by this factor:

5 × 128 = 640 fluid ounces (us)

So 5 gallons (us) = 640 fluid ounces (us).

Quick check: 640 ÷ 128 = 5 gallons (us)

Gallons (US) to Fluid Ounces (US) Conversion Table

Gallons (US)Fluid Ounces (US)
1 gal128 fl oz
2 gal256 fl oz
3 gal384 fl oz
4 gal512 fl oz
5 gal640 fl oz
10 gal1280 fl oz
20 gal2560 fl oz
50 gal6400 fl oz
100 gal12800.01 fl oz

5 Gallons (US) in Other Units

Unit5 gal =
Gallons (US) to Kiloliters0.018927 kL
Gallons to Liters18.9271 L
Gallons to Milliliters18927.05 mL
Gallons (US) to Cubic Centimeters18927.05 cm³
Gallons (US) to Cubic Meters0.018927
Gallons to Quarts20 qt
Gallons to Pints40 pt
Gallons to Cups80 cup
Gallons to Fluid Ounces640 fl oz
Gallons (US) to Gallons (UK)4.1634 gal (UK)
Gallons (US) to Quarts (UK)16.6535 qt (UK)
Gallons (US) to Pints (UK)33.307 pt (UK)
Gallons (US) to Fluid Ounces (UK)666.138 fl oz (UK)
Gallons (US) to Tablespoons1280 tbsp
Gallons (US) to Teaspoons3840 tsp
Gallons (US) to Cubic Feet0.6684 ft³
Gallons (US) to Cubic Inches1155 in³

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