Convert US fluid ounce to Fluid drachm (UK)
Unit definitions
US fluid ounce
$\frac{1}{128}$ of a US liquid gallon is a US fluid ounce.
Fluid drachm (UK)
$3$ UK fluid scruples are equal to $1$ UK fluid drachm.
How to convert US fluid ounce to Fluid drachm (UK)
$$\text{Volume}_{\text{fl drc}} = \text{Volume}_{\text{oz (us)}} \cdot 2.775580615820710015447396424154897$$
Examples
Example 1
Convert $25.0\ \text{oz (us)}$ to $\text{fl drc}$.
$$\text{Volume}_{\text{fl drc}} = 25.0 \cdot 2.775580615820710015447396424154897$$
$$\text{Volume}_{\text{fl drc}} = 69.389515$$
$$\therefore \ 25.0\ \text{oz (us)} = 69.389515 \ \text{fl drc}$$
Example 2
Convert $90.0\ \text{oz (us)}$ to $\text{fl drc}$.
$$\text{Volume}_{\text{fl drc}} = 90.0 \cdot 2.775580615820710015447396424154897$$
$$\text{Volume}_{\text{fl drc}} = 249.802255$$
$$\therefore \ 90.0\ \text{oz (us)} = 249.802255 \ \text{fl drc}$$
Example 3
Convert $115.0\ \text{oz (us)}$ to $\text{fl drc}$.
$$\text{Volume}_{\text{fl drc}} = 115.0 \cdot 2.775580615820710015447396424154897$$
$$\text{Volume}_{\text{fl drc}} = 319.191771$$
$$\therefore \ 115.0\ \text{oz (us)} = 319.191771 \ \text{fl drc}$$
Example 4
Convert $135.0\ \text{oz (us)}$ to $\text{fl drc}$.
$$\text{Volume}_{\text{fl drc}} = 135.0 \cdot 2.775580615820710015447396424154897$$
$$\text{Volume}_{\text{fl drc}} = 374.703383$$
$$\therefore \ 135.0\ \text{oz (us)} = 374.703383 \ \text{fl drc}$$
Example 5
Convert $165.0\ \text{oz (us)}$ to $\text{fl drc}$.
$$\text{Volume}_{\text{fl drc}} = 165.0 \cdot 2.775580615820710015447396424154897$$
$$\text{Volume}_{\text{fl drc}} = 457.970802$$
$$\therefore \ 165.0\ \text{oz (us)} = 457.970802 \ \text{fl drc}$$