Edit either value. Decimals and scientific notation supported.
1
gal (UK)
esc
LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
303.0726667
tbsp (metric)
esc
LitreL
MillilitremL
Cubic metrem³
Cubic centimetrecm³
Cubic footft³
Cubic inchin³
US liquid gallongal (US)
Imperial gallongal (UK)
US fluid ouncefl oz (US)
Imperial fluid ouncefl oz (UK)
US customary cupcup (US)
Metric cupcup (metric)
US liquid pintpt (US)
US liquid quartqt (US)
Imperial pintpt (UK)
Imperial quartqt (UK)
US customary teaspoontsp (US)
US customary tablespoontbsp (US)
Metric teaspoon (5 mL)tsp (metric)
Metric tablespoon (15 mL)tbsp (metric)
Cubic yardyd³
Imperial gillgi (UK)
Imperial peckpk (UK)
Imperial bushelbu (UK)
Imperial fluid drachmfl dr (UK)
Imperial minimminim (UK)
No units found. Try a name or symbol.
CONVERSION
1 gal (UK) ≈ 303.0726667 tbsp (metric)
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAtbsp (metric) = gal (UK) × 303.072666666667
FORMULA & EXAMPLES
How to convert Imperial gallons to metric tablespoons (15 mL)
tbsp (metric) = gal (UK) × 303.072666666667
Multiply the gal (UK) reading by 303.072666666667.
Worked examples
1 gal (UK) ≈ 303.0726667 tbsp (metric)
1 × 303.072666666667 ≈ 303.0726667
5 gal (UK) ≈ 1515.363333 tbsp (metric)
5 × 303.072666666667 ≈ 1515.363333
Frequently asked questions
Which recipe measure should I select?
A metric cup is 250 mL, while a US customary cup is 236.5882365 mL. Metric teaspoons and tablespoons here are 5 mL and 15 mL; US customary spoons differ. Match the named definition in the recipe.
Imperial gallons to metric tablespoons (15 mL) table
Fixed reference · Imperial gallon to Metric tablespoon (15 mL)
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
Imperial gallon (gal (UK))
Metric tablespoon (15 mL) (tbsp (metric))
0
0
0.1
30.30726667
0.5
151.5363333
1
303.0726667
2
606.1453333
5
1515.363333
10
3030.726667
25
7576.816667
50
15153.63333
100
30307.26667
1000
303072.6667
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.