Edit either value. Decimals and scientific notation supported.
1
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.
3
tsp (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 tbsp (metric) ≈ 3 tsp (metric)
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAtsp (metric) = tbsp (metric) × 3
FORMULA & EXAMPLES
How to convert Metric tablespoons (15 mL) to metric teaspoons (5 mL)
tsp (metric) = tbsp (metric) × 3
Multiply the tbsp (metric) reading by 3.
Worked examples
1 tbsp (metric) ≈ 3 tsp (metric)
1 × 3 ≈ 3
2 tbsp (metric) ≈ 6 tsp (metric)
2 × 3 ≈ 6
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.
Metric tablespoons (15 mL) to metric teaspoons (5 mL) table
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
Metric tablespoon (15 mL) (tbsp (metric))
Metric teaspoon (5 mL) (tsp (metric))
0
0
0.1
0.3
0.5
1.5
1
3
2
6
5
15
10
30
25
75
50
150
100
300
1000
3000
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.