21 tablespoons equals 63 teaspoons.
To convert tablespoons to teaspoons, multiply the number of tablespoons by 3 because one tablespoon contains 3 teaspoons. So, 21 tablespoons times 3 gives 63 teaspoons.
Conversion Tool
Result in teaspoons:
Conversion Formula
The formula to convert tablespoons (tbsp) to teaspoons (tsp) is:
teaspoons = tablespoons × 3
This works because 1 tablespoon is equal to exactly 3 teaspoons. When you multiply the tablespoons by 3, you find out how many teaspoons fits in the given tablespoons.
Example:
Convert 5 tablespoons to teaspoons:
- Start with 5 tablespoons.
- Multiply 5 by 3 (because 1 tbsp = 3 tsp).
- 5 × 3 = 15 teaspoons.
- So, 5 tablespoons equals 15 teaspoons.
Conversion Example
- Convert 7 tablespoons to teaspoons:
- 7 × 3 = 21 teaspoons
- Multiply the tablespoons by 3 gives teaspoons.
- Convert 12.5 tablespoons to teaspoons:
- 12.5 × 3 = 37.5 teaspoons
- Decimal values works the same way, multiply by 3.
- Convert 0.75 tablespoons to teaspoons:
- 0.75 × 3 = 2.25 teaspoons
- Fractional tablespoons converted by multiplication.
- Convert 30 tablespoons to teaspoons:
- 30 × 3 = 90 teaspoons
- Simple multiplication for larger amounts.
Conversion Chart
This chart shows tablespoons in the left column, and their equivalent teaspoons on the right. Find your tablespoons value, then see how many teaspoons it equals by multiplying by three.
Tablespoons | Teaspoons |
---|---|
-4.0 | -12.0 |
-3.0 | -9.0 |
-2.0 | -6.0 |
-1.0 | -3.0 |
0.0 | 0.0 |
1.0 | 3.0 |
2.0 | 6.0 |
3.0 | 9.0 |
4.0 | 12.0 |
5.0 | 15.0 |
6.0 | 18.0 |
7.0 | 21.0 |
8.0 | 24.0 |
9.0 | 27.0 |
10.0 | 30.0 |
20.0 | 60.0 |
30.0 | 90.0 |
40.0 | 120.0 |
46.0 | 138.0 |
Related Conversion Questions
- How many teaspoons are in 21 tablespoons exactly?
- What does 21 tbsp convert to in teaspoons?
- Is 21 tablespoons more or less than 60 teaspoons?
- How to convert 21 tablespoons into teaspoons without calculator?
- Why multiply by 3 when converting tablespoons to teaspoons for 21?
- How many teaspoons do 21 tablespoons equal in cooking measurements?
- Can 21 tablespoons be expressed in teaspoons and how?
Conversion Definitions
Tablespoons: A tablespoon is a unit of volume commonly used in cooking, equal to approximately 15 milliliters. It is often abbreviated as tbsp and used for measuring both liquid and dry ingredients in recipes.
Teaspoons: A teaspoon is a smaller unit of volume than tablespoon, equal to about 5 milliliters. It is abbreviated as tsp and is used frequently to measure small amounts of ingredients, especially spices or liquids.
Conversion FAQs
Can I convert tablespoons to teaspoons without a calculator?
Yes, since 1 tablespoon equals 3 teaspoons, you just multiply the number of tablespoons by 3 to get teaspoons. For example, 10 tablespoons times 3 equals 30 teaspoons.
Are tablespoons and teaspoons the same worldwide?
No, the size of tablespoons and teaspoons can vary slightly depending on the country. The US tablespoon is 14.79 ml, while the UK tablespoon might be 15 ml. But for cooking conversions, 1 tbsp = 3 tsp is the accepted standard.
Does the conversion change with dry vs liquid ingredients?
The conversion between tablespoons and teaspoons is volume-based and does not change between dry or liquid ingredients. However, weight conversions might differ because of ingredient density.
Why is the conversion factor exactly 3?
Because one tablespoon is defined as exactly 3 teaspoons in the US customary system. This fixed ratio simplifies conversions between these two units.
Can this conversion be used for nutritional labels?
Yes, nutritional labels sometimes use tablespoons and teaspoons to describe serving sizes or ingredient amounts, making understanding this conversion useful to interpret them correctly.