How to Score 95+ in ICSE Class 10 Mathematics — A Complete Strategy
Why Maths Is Your Best Scoring Opportunity
Mathematics is one of the most predictable ICSE papers. Unlike subjects where examiner subjectivity plays a role, Maths has clear right-or-wrong answers with a transparent marking scheme. If you follow the marking scheme structure, partial marks are guaranteed even when you don't reach the final answer.
Chapter Weightage (Based on Past 5 Years)
| Chapter Group | Approx. Marks | Priority |
|---|---|---|
| Algebra (Quadratics, Ratio, Factorisation) | 25–30 | Highest |
| Mensuration (Cylinder, Cone, Sphere) | 12–15 | High |
| Trigonometry | 10–12 | High |
| Geometry (Circles, Constructions) | 12–15 | High |
| Statistics & Probability | 8–10 | Medium |
| Coordinate Geometry | 6–8 | Medium |
The 95+ Strategy
Phase 1: Foundation (Months 1–2)
- Complete conceptual understanding of every chapter
- Solve all textbook exercises (Selina or ML Aggarwal)
- Focus on understanding why each step works, not just memorising procedures
Phase 2: Practice (Months 3–4)
- Take chapter-wise mock tests immediately after completing each chapter
- Aim for 80%+ on first attempt; revisit weak chapters
- Start maintaining an error log — write down every mistake and the correct approach
Phase 3: Exam Simulation (Final 6 Weeks)
- Take full-length timed papers (2 hours, no breaks)
- Practice writing solutions in the marking scheme format:
- Show every substitution step
- Box the final answer
- Draw diagrams with ruler and pencil
- Review previous year papers for question styles
Common Mistakes That Cost Marks
- Not showing working — Even if the answer is correct, ICSE awards marks for steps shown
- Skipping units — Always write units in mensuration and physics-based problems
- Rushing Section A — MCQs carry 1 mark each; a silly mistake = entire mark lost
- Ignoring graph questions — Students often skip these; they're easy marks with practice
- Not revising factorisation — It appears in almost every algebraic simplification
Tools That Help
- Chapter-wise mock tests — Identify exactly which topics need more work
- Flashcards for formulas — Spaced repetition ensures you remember mensuration formulas
- AI grading — Get feedback on your solution structure before the exam
Final Week Checklist
- [ ] All mensuration formulas memorised (SA, Volume, CSA for cone, cylinder, sphere, hemisphere)
- [ ] Trigonometric identities and their proofs practised
- [ ] At least 5 full papers completed under timed conditions
- [ ] Error log reviewed — no repeat mistakes
- [ ] Geometry constructions practised with ruler and compass
Scoring 95+ in ICSE Maths is achievable with consistent chapter-wise practice and disciplined exam technique. Start early, practice under real conditions, and review every mistake.
shares
Share this article
Comments (5)
This is exactly what I needed. I was just doing random problems without a plan. Going to follow the phase-wise approach starting today. Already took a chapter test on Quadratics and got 68% — now I know where to improve.
The tip about showing working in Maths saved me. In my last school exam I lost 4 marks just because I jumped to the answer without showing substitution steps. ICSE examiners really do give marks for each step.
Can confirm the error log thing works. I've been maintaining one since September and my silly mistakes have dropped from 8-9 per paper to 2-3. It feels boring to write them down but it actually helps.
Anyone else find Mensuration the hardest? I keep mixing up CSA and TSA formulas for cone vs hemisphere. The flashcard suggestion is helping though — I quiz myself every morning before school.
Scored 92 in my pre-boards following roughly this strategy. The key for me was not skipping 'easy' chapters like Statistics and Probability. Those were free 10 marks once I actually practised them.
Leave a comment