tier_1 conversion
Convert cup (US) to gallon (UK)
Convert cup (US) to gallon (UK) with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.
cup (US) to gallon (UK)
cup (US) to gallon (UK)
Quick answer
1 cup (US) = 0.0520421365393 gallon (UK).
Formula
gallon (UK) = cup (US) × 0.05204213653931438136553731397
Precision
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
How to convert cup (US) to gallon (UK)
- Enter a value in cup (US).
- Multiply the cup (US) value by 0.05204213653931438136553731397 to obtain gallon (UK).
- Round the displayed gallon (UK) value only when needed.
About these units
cup (US) is a unit used in volume conversions. Volume measures three-dimensional space or liquid capacity. gallon (UK) is a unit used in volume conversions. Volume measures three-dimensional space or liquid capacity. Its recorded symbol is gal (UK).
Explore related conversions
cup (US) to gallon (UK) conversion table
| cup (US) | gallon (UK) |
|---|---|
| 0 cup (US) | 0e-29 gallon (UK) |
| 1 cup (US) | 0.0520421365393 gallon (UK) |
| 5 cup (US) | 0.260210682697 gallon (UK) |
| 10 cup (US) | 0.520421365393 gallon (UK) |
| 25 cup (US) | 1.30105341348 gallon (UK) |
| 100 cup (US) | 5.20421365393 gallon (UK) |
Frequently asked questions
How do I convert from cup (US) to gallon (UK)?
Multiply the cup (US) value by 0.05204213653931438136553731397 to obtain gallon (UK).
What formula does CalculatorHQ use for cup (US) to gallon (UK)?
gallon (UK) = cup (US) × 0.05204213653931438136553731397
How should I round the result?
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
Can I convert gallon (UK) back to cup (US)?
Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.