1.5 Teaspoons to Cups

1.5 tsp = 0.03125 cup

Calculation: cup = 1.5 tsp × 0.0208333 = 0.03125 cup

Teaspoon to Cup Converter

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How much is 1.5 tsp?

7.4 mL (0.25 fl oz) is about one tablespoon, commonly used in cooking recipes.

What does 1.5 tsp look like?

Illustration of a measuring spoon (tablespoon)
7.4 mL (0.25 fl oz) is about one tablespoon, commonly used in cooking recipes.

1.5 tsp on the cup scale

tsp00.511.52cup00.010.020.030.04

1.5 tsp = 0.0313 cup

How to Convert Teaspoon to Cup

1 Teaspoon = 0.0208333 cups

Cup = Teaspoon × 0.0208333

Example: 1 12 tsp × 0.0208333 = 132 cup

Reverse Conversion

To convert cups back to Teaspoons:

  • Remember, 1 cup equals 48 Teaspoons.
  • To convert 132 cup to tsp, multiply 132 x 48, resulting in 1 12 tsp.

1 12 tsp is also equal to:

Frequently Asked Questions

How much is 1.5 Teaspoons in cups?

1.5 Teaspoons equals 0.03125 cups. This is calculated by multiplying 1.5 by the conversion factor 0.0208333.

What does 1.5 Teaspoons look like in cups?

1.5 Teaspoons (0.03125 cups) is one to three teaspoons — a tablespoon worth.

How do you calculate 1.5 Teaspoons to cups?

Multiply 1.5 by the conversion factor 0.0208333. The calculation is 1.5 × 0.0208333 = 0.03125 cups. This factor is defined by international measurement standards.

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1.5 Teaspoons = 0.03125 cups
1.5 Teaspoons = 0.03125 cups — conversion chart

Nearby Conversions

0.5 Teaspoons0.01042 cups 0.75 Teaspoons0.01563 cups 1 Teaspoon0.02083 cups 1.25 Teaspoons0.02604 cups 2 Teaspoons0.04167 cups 2.5 Teaspoons0.05208 cups 3 Teaspoons0.0625 cups 4 Teaspoons0.08333 cups

For general conversions between Teaspoons and cups, see the Teaspoons to cups converter.

Also convert Teaspoons to:

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.