How do I convert teaspoons back to tablespoons?

Use the reverse converter: 1 teaspoon equals 0.333333 tbsp.

Is this converter accurate?

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

To convert tablespoons to teaspoons, multiply the value by 3.

tsp = tbsp × 3

150 tbsp × 3 = 450 tsp

Note: "cup" here means the US cup (about 236.6 mL). Metric cups (250 mL), imperial cups and US/UK fluid ounces are listed as separate units.

Tablespoon (tbsp): A US kitchen measure equal to 3 teaspoons (about 14.787 mL).
Teaspoon (tsp): A US kitchen measure equal to about 4.929 millilitres, used in recipes.

How do I convert tablespoons to teaspoons?: To convert tablespoons to teaspoons, multiply the value by 3.
How many teaspoons are in 1 tablespoon?: 1 tablespoon equals 3 tsp.
How many teaspoons are in 10 tablespoons?: 10 tbsp equals 30 tsp.
How do I convert teaspoons back to tablespoons?: Use the reverse converter: 1 teaspoon equals 0.333333 tbsp.
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.