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Imperial teaspoon to Metric tablespoon (tsp (Imp) → tbsp (metric))

Convert imperial teaspoon to metric tablespoon instantly. The conversion factor is approximate to engineering precision.

Realtime·volume·uk
Approx
tsp (Imp)
× 0.3946
tbsp (metric)
0.394626
Precision [auto]
6

📐tsp (Imp) to tbsp (metric) formulaApprox.

tbsp (metric) = tsp (Imp) × 0.394625868056
Inverse: tsp (Imp) = tbsp (metric) × 2.534045740405

Worked example: 1 tsp (Imp) = 0.394625868056 tbsp (metric)

ℹ️About these units

Imperial teaspoon (tsp (Imp))
Metric tablespoon (tbsp (metric))
15 mL; international standard except Australia which uses 20 mL.

📊Reference table: tsp (Imp) → tbsp (metric)

Imperial teaspoon (tsp (Imp))Metric tablespoon (tbsp (metric))
10.394626
20.789252
51.9731
103.9463
155.9194
207.8925
259.8656
5019.7313
10039.4626
25098.6565
500197.3129
750295.9694
1,000394.6259

Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.

🔁Reverse & related

Reverse: tbsp (metric) → tsp (Imp)tsp (Imp) → Ltsp (Imp) → mLtsp (Imp) → m³tsp (Imp) → cm³tsp (Imp) → dm³tsp (Imp) → mm³tsp (Imp) → in³tsp (Imp) → ft³

🔌API & widget

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