Gallon to Cup Formula

The complete formula for converting gallons (gal) to cups (cup). See the formula, how it works, and worked examples below.

gal × 16 = cup

How the Formula Works

To convert gallons to cups, multiply the value by 16. This works because 1 gallon equals 16 cups.

Worked Examples

1 gal to cup

  1. Start with 1 gal
  2. Multiply by 16: 1 × 16 = 16
  3. Result: 1 gal = 16 cup

5 gal to cup

  1. Start with 5 gal
  2. Multiply by 16: 5 × 16 = 80
  3. Result: 5 gal = 80 cup

10 gal to cup

  1. Start with 10 gal
  2. Multiply by 16: 10 × 16 = 160
  3. Result: 10 gal = 160 cup

50 gal to cup

  1. Start with 50 gal
  2. Multiply by 16: 50 × 16 = 800
  3. Result: 50 gal = 800 cup

100 gal to cup

  1. Start with 100 gal
  2. Multiply by 16: 100 × 16 = 1,600
  3. Result: 100 gal = 1,600 cup

Reverse Formula: Cup to Gallon

cup ÷ 16 = gal

See the full Cup to Gallon formula for worked examples.

Related

Frequently Asked Questions

The formula is: gal × 16 = cup. See the worked examples above for step-by-step breakdowns, or use the Gallon to Cup converter for instant results.
10 gallons = 160 cups. Apply the formula: gal × 16 = cup.