 ## Formulas

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### Calculating from the labels

Video explaining nursing calculations, calculating from the labels using mental calculation and proportionality to determine medication dosage for drugs in solution

### Converting activity 1

Learning activity 1 for converting between large and small units in nursing calculations.

### Converting activity 3

Learning activity 3 for converting between large and small units in nursing calculations.

### Converting between large and small units

How do you convert between units? Nurses use units that begin with milli and micro a lot. If you express your dosage in a smaller unit, the number must get bigger, and vice versa. Find out how to...

### Converting flow rates between mL/hr and dpm

How do you convert IV flow rates? In the previous video, we looked at converting between millilitres (ml) and drops. This time we are converting not only the volumes, (drops and mls) but the units...

### Defining the formula

Nursing calculations - short video on how to define and understand the formula in nursing calculations for finding volume for medication dosage.

### Drop factor: converting between millilitres and drops

Drops are just another unit for measuring the amount of fluid flowing into a patient’s system. Discover what ‘drop factor’ means, and how to convert between millilitres and drops.

### Finding the volume required

What is volume required formula? This formula tells us how much liquid-form medication we need to give a patient, considering the strength they need and the source that it comes from. This tutorial...

### Formula activity 1

This learning activity is part 1 of the "Finding the volume required" formulas section of nursing calculations.

### Formula activity 2

This learning activity is part 2 of the "Finding the volume required" formulas section of nursing calculations.

### Formula activity 3

This learning activity is part 3 of the "Finding the volume required" formulas section of nursing calculations.

### Formula activity 4

This learning activity is part 4 of the "Finding the volume required" formulas section of nursing calculations.

### Formula activity 5

This learning activity is part 5 of the "Finding the volume required" formulas section of nursing calculations.

### Labels activity 1

This nursing learning activity will demonstrate how to calculate drug formulas with the correct units of measurement.

### Labels activity 2

This learning activity will demonstrate how to calculate drug volumes with the correct units of measurement for nursing.

### Labels activity 3

This nursing learning activity will help you to calculate drug formulas from the labels.

### Managing fractions and decimals

What do you do if the Flow Rate calculation involves fractions such as ¼ of an hour or 0.5 litres? Find out how this is managed mathematically.

### Medication dosage by body weight

How do you deal with a unit like mg/kg? Milligrams per kilogram means that you must give a certain amount (mgs) of a drug for each kilogram of the patient’s body mass. Bigger patients need a bigger...

### Need over have

This short video is the third of three videos in the Nursing calculations - Finding the volume required section. It explains the formula for calculating the quantity of a drug in solution for correct...

### Need/have activity 1

Need over have - learning activity 1