Convert imperial gallon to cup
Here you can quickly calculate how many cup fit in one imperial gallon.
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US barrel (oil)
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US fluid ounce
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fluid dram
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US dry barrel
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US bushel
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US dry quart
qt (dry)
US dry pint
pt (dry)
US dry gill
gi (dry)
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cubic kilometer
km³
cubic meter
m³
hectoliter
hl
dekaliter
dal
cubic decimeter
dm³
liter
l
deciliter
dl
centiliter
cl
cubic centimeter
cm³
milliliter
ml
cubic millimeter
mm³
microliter
µl
acre foot
acre-ft
cubic yard
yd³
US barrel (oil)
bbl
cubic foot
ft³
US gallon
gal
US quart
qt
US pint
pt
US gill
gi
US fluid ounce
fl oz
cubic inch
in³
fluid dram
fl dr
minim
minim
US dry barrel
bbl (dry)
US bushel
bu
US peck
pk
US dry gallon
gal (dry)
US dry quart
qt (dry)
US dry pint
pt (dry)
US dry gill
gi (dry)
- scroll: formula · table · questions -
- 1 gal (uk) = 19.215199 cup
- 1 cup = 0.052042 gal (uk)
Example: imperial gallon to cup
- 1 Imperial gallon = 19.215199 cup
Imperial gallon to cup conversion table
| Imperial gallon | cup |
|---|---|
| 1 | 19.215199 |
| 2 | 38.430398 |
| 5 | 96.075994 |
| 10 | 192.151988 |
| 20 | 384.303976 |
| 50 | 960.75994 |
| 100 | 1921.519881 |
Imperial gallon to cup formula
To convert imperial gallon to cup, multiply by 19.215199.
1 gal (uk) = 19.215199 cup
Example: 1 Imperial gallon = 19.215199 cup
Common volume conversion mistakes
-
'Gallon' names two different measures: the US gallon is about 3.785 liters and the imperial gallon about 4.546 liters, a full 20% larger. US fuel figures and UK recipes therefore use different gallons. Always check the country before converting.
-
The US recipe cup is about 237 ml, neither 250 ml nor 200 ml. Rounding up to 250 ml makes a batch about 6% too big; rounding down to 200 ml about 15% too small. Use 2.4 dl per cup, or the exact 236.6 ml when baking demands precision.
Quick imperial gallon and cup conversion quiz
Score:
0
11.4 cup equals 0.593 imperial gallon.
Correct answer: 11.4 cup = 0.593 imperial gallon.
2.4 imperial gallon equals 46.1 cup.
Correct answer: 2.4 imperial gallon = 46.1 cup.
18.3 cup equals 0.952 imperial gallon.
Correct answer: 18.3 cup = 0.952 imperial gallon.