Question: 1 1 2 cups equals how many teaspoons?
Answer: Cups to Teaspoons Conversion There are 48 teaspoons in a cup. To convert cups to teaspoons, multiply the cup value by 48. For example, to find out how many teaspoons there are in a cup and a half, multiply 1.5 by 48, that makes 72 teaspoons in a cup and a half.