ICSE Class 9 Mathematics — Complete Formula Sheet
Complete formula sheet for ICSE Class 9 Mathematics. All important formulas, equations, and constants organised chapter-wise for quick reference.
Quick Summary
All important formulas, equations, and constants for ICSE Class 9 Mathematics — organised chapter-wise. Print this out or keep it handy for last-minute revision before exams.
How to Use the Formula Sheet
- Write, don't just read — writing each formula by hand improves retention by 40%.
- Understand the derivation — knowing where a formula comes from helps you re-derive it if you forget.
- Group related formulas — connect formulas that build on each other for better recall.
- Test yourself — cover the formula sheet and try to write all formulas from memory.
Chapter-Wise Formulas — 28 Chapters
Key formulas and equations from each chapter of ICSE Class 9 Mathematics. Master these for the board exam.
Rational and Irrational Numbers
Formula-related question types
45 questions use formulas from this chapter — get formula sheet in Super Tutor
Compound Interest (Without Using Formula)
Formula-related question types
44 questions use formulas from this chapter — get formula sheet in Super Tutor
Compound Interest (Using Formula)
Formula-related question types
44 questions use formulas from this chapter — get formula sheet in Super Tutor
25 more chapters available
Get the complete formula sheet for all 28 chapters
Get Complete Formula Sheet — FreeGet chapter-wise help for ICSE Class 9 Mathematics
Super Tutor gives you detailed chapter summaries, revision notes, practice quizzes, and flashcards — all tailored to the ICSE syllabus.
Try Super Tutor — It's FreeFrequently Asked Questions
Where can I find ICSE Class 9 Mathematics Formula Sheet?
This page provides formula sheet for ICSE Class 9 Mathematics for the 2026 board exam. For chapter-by-chapter study help including summaries, quizzes, and flashcards, try Super Tutor.
Is ICSE Class 9 Mathematics easy to score in?
Mathematics is one of the scoring subjects in ICSE Class 9 if prepared well. Focus on understanding concepts, practising problems regularly, and revising key formulas. Most students who follow a structured study plan score above 80%.
How to prepare for ICSE Class 9 Mathematics board exam?
Start by understanding the complete syllabus. Then focus on important questions from each chapter. Use revision notes for quick review before exams. Follow a study plan that covers all chapters with dedicated revision time.
Should I memorise all Mathematics formulas for ICSE Class 9?
Focus on frequently used formulas first. Understand the derivation so you can re-derive if you forget. Keep this formula sheet handy during revision and write each formula at least 3 times for better retention.
Browse Formula Sheet by Chapter
28 chapters available
Rational and Irrational Numbers
Compound Interest (Without Using Formula)
Compound Interest (Using Formula)
Expansions
Factorisation
Simultaneous (Linear) Equations
Indices
Logarithms
Triangles
Isosceles Triangles
Inequalities
Mid-Point and Its Converse
Pythagoras Theorem
Rectilinear Figures
Construction of Polygons
Area Theorems
Circle
Statistics
Mean and Median
Area and Perimeter of Plane Figures
Solids
Trigonometrical Ratios
Trigonometrical Ratios of Standard Angles
Solution Of Right Triangles
Complementary Angles
Co-ordinate Geometry
Graphical Solution
Distance Formula
More Mathematics Resources
ICSE Class 9
Important Questions
Board exam-style questions with marking scheme
Syllabus
Complete topic list and marks distribution
Revision Notes
Key formulas, concepts, and quick revision points
Study Plan
Day-by-day preparation schedule
Flashcards
Quick-fire cards for active recall practice
Chapter Summary
Understand each chapter at a glance
Practice Quiz
Test yourself with interactive quizzes
Concept Maps
Visual diagrams showing how topics connect