1UK tsp = 0.72057US tsp
Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.
US Teaspoons = UK Teaspoons / 1.3877881
US Teaspoons = UK Teaspoons / 1.3877881
US Teaspoons = 1 / 1.3877880956606
US Teaspoons = 0.72057
A UK teaspoons is a common unit used in cooking and baking. A UK teaspoon is aligned with the metric teaspoon at 5 milliliters.
A US teaspoon is a measurement used in the United States for cooking and baking. One US teaspoon is about 4.93 milliliters.