# How to Solve Conversions and Days Supply Pharmaceutical Calculations Questions

Welcome to Part 1 of this 6-part calculations workshop presented by RxCalculations. We recommend that you turn off all notifications and distractions and solve along while watching the videos below. Putting into practice what you learn here will be well worth your time and attention.

### VIDEO #1. Conversions Example 1

In this video, you'll review how to solve a conversion from grain to milligram type calculations problem.

### VIDEO #2. Conversions Example 2

This video illustrates how to perform conversions as part of a "larger" pharmaceutical calculations question. In this example conversion from quart to milliliters is required to be able determine quantity of solute for a specified concentration and volume.

### VIDEO #3. Conversions Example 3

This video illustrates how to perform conversions as part of a pharmaceutical calculations question. In this example conversion from grain to grams and gallons to liters are required to be able determine quantity of solute for a specified concentration and volume.

### VIDEO #4. Days Supply

In this final video, you'll learn how to solve a days supply type calculations problem.