Convert US teaspoon to Milliliter
Unit definitions
US teaspoon
$80$ US minims are equal to $1$ US teaspoon.
Milliliter
$\frac{1}{10^{3}}$ of a liter is a milliliter.
How to convert US teaspoon to Milliliter
$$\text{Volume}_{\text{ml}} = \text{Volume}_{\text{tsp (us)}} \cdot 4.9289216$$
Examples
Example 1
Convert $40.0\ \text{tsp (us)}$ to $\text{ml}$.
$$\text{Volume}_{\text{ml}} = 40.0 \cdot 4.9289216$$
$$\text{Volume}_{\text{ml}} = 197.156864$$
$$\therefore \ 40.0\ \text{tsp (us)} = 197.156864 \ \text{ml}$$
Example 2
Convert $90.0\ \text{tsp (us)}$ to $\text{ml}$.
$$\text{Volume}_{\text{ml}} = 90.0 \cdot 4.9289216$$
$$\text{Volume}_{\text{ml}} = 443.602944$$
$$\therefore \ 90.0\ \text{tsp (us)} = 443.602944 \ \text{ml}$$
Example 3
Convert $105.0\ \text{tsp (us)}$ to $\text{ml}$.
$$\text{Volume}_{\text{ml}} = 105.0 \cdot 4.9289216$$
$$\text{Volume}_{\text{ml}} = 517.536768$$
$$\therefore \ 105.0\ \text{tsp (us)} = 517.536768 \ \text{ml}$$
Example 4
Convert $150.0\ \text{tsp (us)}$ to $\text{ml}$.
$$\text{Volume}_{\text{ml}} = 150.0 \cdot 4.9289216$$
$$\text{Volume}_{\text{ml}} = 739.33824$$
$$\therefore \ 150.0\ \text{tsp (us)} = 739.33824 \ \text{ml}$$
Example 5
Convert $160.0\ \text{tsp (us)}$ to $\text{ml}$.
$$\text{Volume}_{\text{ml}} = 160.0 \cdot 4.9289216$$
$$\text{Volume}_{\text{ml}} = 788.627456$$
$$\therefore \ 160.0\ \text{tsp (us)} = 788.627456 \ \text{ml}$$