Convert Microgram to Milligram
Unit definitions
Microgram
$\frac{1}{10^{6}}$ of a gram is a microgram.
Milligram
$\frac{1}{10^{6}}$ of a kilogram is a milligram.
How to convert Microgram to Milligram
$$\text{Mass}_{\text{mg}} = \frac{\text{Mass}_{\text{μg}}}{1000}$$
Examples
Example 1
Convert $20.0\ \text{μg}$ to $\text{mg}$.
$$\text{Mass}_{\text{mg}} = \frac{20.0}{1000}$$
$$\text{Mass}_{\text{mg}} = 0.02$$
$$\therefore \ 20.0\ \text{μg} = 0.02 \ \text{mg}$$
Example 2
Convert $90.0\ \text{μg}$ to $\text{mg}$.
$$\text{Mass}_{\text{mg}} = \frac{90.0}{1000}$$
$$\text{Mass}_{\text{mg}} = 0.09$$
$$\therefore \ 90.0\ \text{μg} = 0.09 \ \text{mg}$$
Example 3
Convert $120.0\ \text{μg}$ to $\text{mg}$.
$$\text{Mass}_{\text{mg}} = \frac{120.0}{1000}$$
$$\text{Mass}_{\text{mg}} = 0.12$$
$$\therefore \ 120.0\ \text{μg} = 0.12 \ \text{mg}$$
Example 4
Convert $150.0\ \text{μg}$ to $\text{mg}$.
$$\text{Mass}_{\text{mg}} = \frac{150.0}{1000}$$
$$\text{Mass}_{\text{mg}} = 0.15$$
$$\therefore \ 150.0\ \text{μg} = 0.15 \ \text{mg}$$
Example 5
Convert $195.0\ \text{μg}$ to $\text{mg}$.
$$\text{Mass}_{\text{mg}} = \frac{195.0}{1000}$$
$$\text{Mass}_{\text{mg}} = 0.195$$
$$\therefore \ 195.0\ \text{μg} = 0.195 \ \text{mg}$$