A US teaspoon is a customary volume unit equal to 4.92892159375 milliliters, commonly used in recipes.
Teaspoon to Metric cup
Convert Teaspoon to Metric cup instantly. Free online cooking unit converter with exact formula, conversion table and FAQ.
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Convert cooking volume and mass units used in recipes and nutrition workflows.
Context values
Some unit families need one extra value for a physically accurate result.
A metric cup is defined as exactly 250 milliliters, common in Australia, the UK, and other metric countries.
metric cup = tsp × 0.01971568637
Results update instantly for Teaspoon to Metric cup conversions.
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Formula
metric cup = tsp × 0.01971568637
tsp = metric cup × 50.72103405
Conversion table
| 1 tsp | 0.019716 metric cup |
| 5 tsp | 0.098578 metric cup |
| 10 tsp | 0.197157 metric cup |
| 20 tsp | 0.394314 metric cup |
| 50 tsp | 0.985784 metric cup |
| 100 tsp | 1.971569 metric cup |
| 500 tsp | 9.857843 metric cup |
| 1000 tsp | 19.715686 metric cup |
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Frequently asked questions
What is the source unit in this conversion?
The source unit is the teaspoon (tsp). A US teaspoon is a customary volume unit equal to 4.92892159375 milliliters, commonly used in recipes.
What is the destination unit in this conversion?
The destination unit is the metric cup (metric cup). A metric cup is defined as exactly 250 milliliters, common in Australia, the UK, and other metric countries.
How do I convert teaspoon to metric cup?
Multiply the teaspoon value by 0.01971568637. For example, 10 tsp × 0.01971568637 = 0.197157 metric cup.
Is the teaspoon to metric cup conversion exact?
Yes. This conversion uses a fixed factor defined for cooking measurement standards, so results are consistent every time.
Where is this conversion commonly used?
It's used when following recipes, adjusting ingredient quantities, or converting between US customary and metric cooking measurements.
Can I convert metric cup back to teaspoon?
Yes. Multiply the metric cup value by 50.72103405 to get teaspoon.
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About this conversion
This page converts teaspoon (tsp) to metric cup (metric cup) within the cooking converter.
A US teaspoon is a customary volume unit equal to 4.92892159375 milliliters, commonly used in recipes. A metric cup is defined as exactly 250 milliliters, common in Australia, the UK, and other metric countries.
The formula is metric cup = tsp × 0.01971568637, based on each unit's fixed relationship to the cooking converter's reference units.
Results are consistent because the conversion relies on a fixed numerical ratio rather than an estimate.
Use the calculator above for instant results, or the table below for common teaspoon values already converted to metric cup.