5 TBSP to TSP – Answer with Formula

5 tablespoons (tbsp) is equal to 15 teaspoons (tsp).

Since 1 tablespoon equals 3 teaspoons, multiplying 5 by 3 gives the conversion result. This simple ratio allows quickly converting tablespoons into teaspoons by multiplying the number of tablespoons by 3.

Conversion Tool


Result in tsp:

Conversion Formula

The formula to convert tablespoons (tbsp) to teaspoons (tsp) is: tsp = tbsp × 3. This means multiply the number of tablespoons by 3 to get the equivalent teaspoons.

This works because 1 tablespoon contains exactly 3 teaspoons. So, every tablespoon is made up of three times a teaspoon amount. By multiplying, you scale up the teaspoon quantity accordingly.

Example calculation for 5 tbsp:

  • Start with 5 tbsp.
  • Multiply by 3 (since 1 tbsp = 3 tsp): 5 × 3 = 15.
  • Result: 15 tsp.

Conversion Example

  • Convert 7 tbsp to tsp:
    • Multiply 7 by 3.
    • 7 × 3 = 21 tsp.
    • So, 7 tbsp equals 21 tsp.
  • Convert 2.5 tbsp to tsp:
    • Multiply 2.5 by 3.
    • 2.5 × 3 = 7.5 tsp.
    • Thus, 2.5 tbsp equals 7.5 tsp.
  • Convert 0.75 tbsp to tsp:
    • Multiply 0.75 by 3.
    • 0.75 × 3 = 2.25 tsp.
    • Therefore, 0.75 tbsp equals 2.25 tsp.
  • Convert 10 tbsp to tsp:
    • Multiply 10 by 3.
    • 10 × 3 = 30 tsp.
    • So, 10 tbsp is 30 tsp.

Conversion Chart

tbsp tsp
-20.0 -60.0
-15.0 -45.0
-10.0 -30.0
-5.0 -15.0
0.0 0.0
5.0 15.0
10.0 30.0
15.0 45.0
20.0 60.0
25.0 75.0
30.0 90.0

The chart shows tablespoons values from -20.0 to 30.0 down the left column, and their corresponding teaspoons values on the right. To find a conversion, locate the tablespoon value and read across to find the teaspoons equivalent. Negative values might represents measuring reductions or subtractions in recipes.

Related Conversion Questions

  • How many teaspoons are in 5 tablespoons exactly?
  • What is the equivalent of 5 tbsp in teaspoons for baking?
  • Can I convert 5 tablespoons to tsp by just multiplying by 3?
  • Is 5 tbsp the same as 15 teaspoons in volume?
  • How do I convert 5 tbsp to tsp without a calculator?
  • What does 5 tbsp equal in teaspoons for cooking measurements?
  • Are tablespoons bigger than teaspoons, and how does 5 tbsp convert?

Conversion Definitions

tbsp (tablespoon): A tablespoon is a unit for measuring volume, commonly used in cooking and recipes. It equals 3 teaspoons or approximately 14.79 milliliters in the US system. Tablespoons are larger than teaspoons and help measure moderate amounts of liquid or dry ingredients.

tsp (teaspoon): A teaspoon is a smaller unit of volume used mostly in cooking, representing 1/3 of a tablespoon or about 4.93 milliliters in the US. It is useful for measuring small quantities of ingredients like spices, extracts, or baking powder accurately.

Conversion FAQs

Why is 1 tablespoon equal to 3 teaspoons?

The standard measurement system in cooking defines 1 tablespoon as exactly 3 teaspoons. This ratio comes from traditional volume measurements used in culinary practices and helps keep ingredient proportions consistent. So, multiplying tbsp by 3 gives the tsp equivalent.

Can I use this conversion for any tablespoon measurements?

Yes, this conversion applies to the US customary tablespoon and teaspoon. However, note that some countries use metric tablespoons which may slightly differ in volume. For most recipes and cooking uses, the 1 tbsp = 3 tsp rule works fine.

What if my recipe calls for 5 tbsp but I only have teaspoons?

You can convert by multiplying 5 by 3 to get 15 teaspoons. Measuring 15 tsp will give you the same volume as 5 tbsp. This helps when you don’t have a tablespoon measure but need the correct ingredient amount.

Does this conversion change for dry versus liquid ingredients?

No, the conversion between tablespoons and teaspoons is based on volume only, so it remains valid for both dry and liquid ingredients. What may change is ingredient density, but the volume measures stay constant.

Is the conversion accurate for nutritional or scientific purposes?

For most culinary uses, the conversion is accurate enough. But in scientific or medical settings requiring extreme precision, slight variations between measuring spoons or regional differences may matter, and using milliliters is preferred.