Dosage Calculation Practice
Nursing Dosage Calculations — Student Worksheets
• Resources:
o Ebook: Craig, Dosage Calculations Made Easy: Solving Problems Using Dimensional Analysis
(8th ed.)
o Dosage Calculation Resources - Nursing Success Resources - RasGuides at Rasmussen
University
• Directions:
o Calculate each mathematical question using the appropriate equations for each. Record your
answer in the space provided.
• Rules:
o All rounding occurs at the end of dosage calculation.
o Use a leading zero if necessary, and do not use a trailing zero.
1
© 2026 Rasmussen University
Revised: 02/24/2026
, Dosage Calculation Practice
School of Nursing - Commonly Used Conversions
Metric System Equivalents
1 milligram (mg) 1000 microgram (mcg)
1 gram (g) 1000 milligrams (mg)
1 kilogram (kg) 2.2 pounds (lbs)
1liter (L) 1000 milliliters (mL)
1 Unit 1000 milliunits (mU)
Household system (volume) Equivalents
1 teaspoon (t or tsp) 5 milliliters (mL)
1 tablespoon (T or Tbs.) 3 teaspoons (t or tsp) or 15 milliliters (mL)
2 tablespoons (T or Tbs.) or 30 milliliters (mL)
1 fluid ounce (oz)
1 cup (C) 8 fluid ounces (oz) or 240 milliliters (mL)
1 pint (pt) 16 fluid ounces (oz) or 480 milliliters (mL)
1 quart (qt) 2 pints (pt) or 32 fl ounces (oz)
Household system (weight) Equivalents
1 pound (lb) 16 ounce (oz)
2.2 pounds (lbs) 1 kilogram (kg)
1 inch (in) 2.54 centimeters (cm)
References:
Craig, G.P. (2025) Dosage calculations made easy: Solving problems using dimensional analysis (8th ed.). Wolters Kluwer.
Ernstmeyer, K., Christman, E. (eds). (2021). Chapter 5: Math calculations. National Library of Medicine. https://www.ncbi.nlm.nih.gov/books/NBK593207/
Institute for Safe Medication Practices (ISMP). (2024). ISMP list of error-prone abbreviations, symbols, and dose designations. ISMP. List of Error-Prone Abbreviations
2
© 2026 Rasmussen University
Revised: 02/24/2026
, Dosage Calculation Practice
Basic Conversions
• Ebook: Chapter 3 (p 47) – Solving Problems Using Dimensional Analysis
1. Convert 3 L to mL
Answer: ________________
2. Convert 750 mL to L. Round to the nearest hundredth.
Answer: ________________
3. Convert 85 mg to g. Round to the nearest hundredth.
Answer: ________________
4. Convert 0.25 g to mg.
Answer: ________________
5. Convert 6000 mcg to mg
Answer: ________________
6. Convert 5 oz to mL
Answer: ________________
7. Convert 165 lb to kg
Answer: ________________
8. Convert 2 cups to mL
Answer: ________________
9. Convert 3 tsp to mL
Answer: ________________
10. Calculate total intake: 240 mL + 6 oz + 120 mL
Answer: ________________
3
© 2026 Rasmussen University
Revised: 02/24/2026
Nursing Dosage Calculations — Student Worksheets
• Resources:
o Ebook: Craig, Dosage Calculations Made Easy: Solving Problems Using Dimensional Analysis
(8th ed.)
o Dosage Calculation Resources - Nursing Success Resources - RasGuides at Rasmussen
University
• Directions:
o Calculate each mathematical question using the appropriate equations for each. Record your
answer in the space provided.
• Rules:
o All rounding occurs at the end of dosage calculation.
o Use a leading zero if necessary, and do not use a trailing zero.
1
© 2026 Rasmussen University
Revised: 02/24/2026
, Dosage Calculation Practice
School of Nursing - Commonly Used Conversions
Metric System Equivalents
1 milligram (mg) 1000 microgram (mcg)
1 gram (g) 1000 milligrams (mg)
1 kilogram (kg) 2.2 pounds (lbs)
1liter (L) 1000 milliliters (mL)
1 Unit 1000 milliunits (mU)
Household system (volume) Equivalents
1 teaspoon (t or tsp) 5 milliliters (mL)
1 tablespoon (T or Tbs.) 3 teaspoons (t or tsp) or 15 milliliters (mL)
2 tablespoons (T or Tbs.) or 30 milliliters (mL)
1 fluid ounce (oz)
1 cup (C) 8 fluid ounces (oz) or 240 milliliters (mL)
1 pint (pt) 16 fluid ounces (oz) or 480 milliliters (mL)
1 quart (qt) 2 pints (pt) or 32 fl ounces (oz)
Household system (weight) Equivalents
1 pound (lb) 16 ounce (oz)
2.2 pounds (lbs) 1 kilogram (kg)
1 inch (in) 2.54 centimeters (cm)
References:
Craig, G.P. (2025) Dosage calculations made easy: Solving problems using dimensional analysis (8th ed.). Wolters Kluwer.
Ernstmeyer, K., Christman, E. (eds). (2021). Chapter 5: Math calculations. National Library of Medicine. https://www.ncbi.nlm.nih.gov/books/NBK593207/
Institute for Safe Medication Practices (ISMP). (2024). ISMP list of error-prone abbreviations, symbols, and dose designations. ISMP. List of Error-Prone Abbreviations
2
© 2026 Rasmussen University
Revised: 02/24/2026
, Dosage Calculation Practice
Basic Conversions
• Ebook: Chapter 3 (p 47) – Solving Problems Using Dimensional Analysis
1. Convert 3 L to mL
Answer: ________________
2. Convert 750 mL to L. Round to the nearest hundredth.
Answer: ________________
3. Convert 85 mg to g. Round to the nearest hundredth.
Answer: ________________
4. Convert 0.25 g to mg.
Answer: ________________
5. Convert 6000 mcg to mg
Answer: ________________
6. Convert 5 oz to mL
Answer: ________________
7. Convert 165 lb to kg
Answer: ________________
8. Convert 2 cups to mL
Answer: ________________
9. Convert 3 tsp to mL
Answer: ________________
10. Calculate total intake: 240 mL + 6 oz + 120 mL
Answer: ________________
3
© 2026 Rasmussen University
Revised: 02/24/2026
