1 1/2 cups in Teaspoons
1 1/2 cups equals 72 teaspoons. This is an exact US kitchen volume conversion: 1 cup = 48 teaspoons.
Conversion Formula
teaspoons = cups x 48
Use This for Volume
This page converts measuring-cup volume to teaspoons. It is useful for scaling sauces, liquids, vanilla, oil, and small recipe adjustments.
US Kitchen Standard
A US cup is 16 tablespoons or 48 teaspoons. That is why 1 1/2 cups becomes 24 tablespoons and 72 teaspoons.
Not a Gram Conversion
Grams depend on ingredient density. 1 1/2 cups is always 72 tsp, but it is not the same gram weight for flour, sugar, butter, or water.
US Cup Reference
| Unit | Equals | Best used for |
|---|---|---|
| 1 US cup | 16 tbsp / 48 tsp | Standard recipe volume |
| 1 tablespoon | 3 tsp | Small wet or dry additions |
| 1 teaspoon | 1/48 cup | Flavorings, salt, leavening, spices |
Nearby Cup to Teaspoon Conversions
Frequently Asked Questions
1 1/2 cups equals 72 teaspoons because 1 US cup contains 48 teaspoons.
1 1/2 cups equals 24 tablespoons. Since 1 tablespoon is 3 teaspoons, this is also 72 teaspoons.
No. Cups, teaspoons, and tablespoons are volume units, so this conversion is the same for water, flour, sugar, butter, and other ingredients. Gram conversions do change by ingredient.