Learn medication maths step by step
Build the calculation skills behind medication doses, IV rates, paediatric dosing and medication safety through short lessons and structured practice.
Your learning pathway
Follow the pathway or jump to the skill you need
The recommended order moves from foundations through core calculations, IV maths, safety, specialised dosing and paediatrics. Nothing is locked.
Medication Maths Essentials
Core number, unit, label and safety skills that support every medication calculation.
5 lessons
Core Medication Calculations
The everyday calculations behind drawing up and giving a dose.
4 lessons
Medication Preparation
Getting from a powder or a concentrate to something ready to give.
2 lessons
IV Calculations
Rates, drops, durations and weight-based infusions.
8 lessons
Clinical Safety Checks
Use the maths as a check, not a reason to trust every number automatically.
2 lessons
Specialised Dosing Calculations
Calculation systems that use units or body-surface-area dosing rather than standard mg/kg or mg/mL relationships.
2 lessons
Paediatric Calculations
Bring weight-based medication maths and maintenance-fluid estimates together without hiding the intermediate checks.
2 lessons
How MedMaths Learn works
Learn it. Practise it. Master it.
Learn
Short teaching slides explain what the calculation means, why it works and the safety boundaries around it.
Practise
Answer questions on the same skill while your progress stays in this browser.
Build difficulty
Move from Foundation through Advanced as you become more confident with the same topic.
Practice at your level
Build from understanding to clinical reasoning
Each lesson has its own question bank across four levels. The lesson stays the same; the reasoning becomes more demanding.
Foundation
Understand the question
Beginner
Calculate it
Intermediate
Interpret it
Advanced
Reason through it
Need the answer right now?
Calculators used in these lessons
Each lesson below teaches the method behind one MedMaths calculator. Open the tool directly, or work through the lesson first.
Looking for a specific skill?
Browse the topic directory
Jump directly to any topic and see its lessons, progress and practice options without following the recommended order.
Need the answer rather than a lesson?
Open the clinical calculators
Use the calculator hub when you need a calculation now, then return to Learn when you want to understand the method.
Why MedMaths Learn
Built for understanding, not memorising formulas
Clear teaching
What the calculation means, why it works and what can go wrong.
Clinical context
Safety boundaries stay separate from pure arithmetic so the limits are clear.
Structured practice
Each skill moves from understanding to calculation and clinical reasoning.
Private progress
Progress stays in this browser. No account, sign-up or email is required.
Learn progress is stored in this browser only. MedMaths does not require an account, email or sign-up.