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Morris's Calculate with Confidence, Third Canadian Edition

  • 3rd Edition - October 1, 2026
  • Latest edition
  • Author: Tania N. Killian
  • Language: English

Learn to calculate dosages accurately and administer drugs safely! Morris’s Calculate with Confidence, Third Canadian Edition, uses a clear, step-by-step approach to make drug do… Read more

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Description

Learn to calculate dosages accurately and administer drugs safely! Morris’s Calculate with Confidence, Third Canadian Edition, uses a clear, step-by-step approach to make drug dosage calculations easy. More than 2,000 practice questions help you review basic math and then master the three standard methods of dosage calculation: ratio and proportion, formula, and dimensional analysis. With the increasing responsibility of the nurse in mind, emphasis is placed on critical thinking and clinical reasoning in preventing medication errors. Reflecting current practice in Canadian health care, this book also provides excellent preparation for Canadian licensure exams!

Key features

  • Practice problems and real-world examples help you master correct dosage calculations and safe medication administration, with rationales included in practice problem answers to enhance the understanding of principles
  • Clinical reasoning exercises build critical thinking skills, with a focus on preventing medication errors
  • Safety Alert! boxes highlight common medication errors and identify actions that must be taken to avoid calculation errors
  • Next Generation NCLEX-RN® (NGN) exam-style case studies and questions on the Evolve website provide drug calculation practice for the Next Generation NCLEX examination
  • Comprehensive Post-Test at the end of the book covers dosage calculations and conversions, using real-life drug labels and situations
  • Tips for Clinical Practice boxes summarize information critical to math calculation and patient safety
  • SI measurement units and generic/Canadian drug names are included throughout the text
  • Chapter review problems test your knowledge of all major topics presented in the chapter
  • Pre-Test review includes practice problems to help you assess your basic math skills and identify your strengths and weaknesses, covering fractions, decimals, percentages, and ratio and proportion
  • Post-Test in Unit One allows you to assess and evaluate your understanding after completing the chapters on basic math
  • A-Z medication index references the page numbers where drug labels can be found

Readership

Undergraduate RN and PN students

Table of contents

Unit One: Math Review
Pre-Test

1. Fractions

2. Decimals

3. Ratio and Proportion

4. Percentages
Post-Test

Unit Two: Systems of Measurement

5. Standardizing Measurement Systems

6. Converting Within and Between Systems

7. Additional Conversions Useful in the Health Care Setting

Unit Three: Methods of Administration and Calculation

8. Medication Administration

9. Understanding and Interpreting Medication Orders

10. Medication Administration Records and Drug Distribution Systems

11. Reading Medication Labels

12. Dosage Calculation Using the Ratio and Proportion Method

13. Dosage Calculation Using the Formula Method

14. Dosage Calculation Using the Dimensional Analysis Method

Unit Four: Oral and Parenteral Dosage Forms and Insulin Calculations

15. Oral Medications

16. Parenteral Medications

17. Reconstitution of Solutions

18. Insulin

Unit Five: Intravenous, Heparin, and Critical Care Calculations and Pediatric Dosage Calculations

19. Intravenous Solutions and Equipment

20. Intravenous Calculations

21. Heparin Calculations

22. Pediatric and Adult Dosage Calculation Based on Weight

23. Critical Care Calculations
Comprehensive Post-Test

Appendix A: Arabic Equivalents for Roman Numerals
Appendix B: Diabetes Management Record: Subcutaneous Insulin References
Drug Index
Index

Product details

  • Edition: 3
  • Latest edition
  • Published: October 1, 2026
  • Language: English

About the author

TK

Tania N. Killian

Tania N. Killian, BScN, BEd, MEd, CCN, CHSE; Professor, Nursing, Georgian College, Barrie, Ontario.
Affiliations and expertise
Professor, Nursing, Georgian College, Barrie, ON., Canada