CA Intermediate Sure Success Bactch Sept. 2026

How to Score Full Marks in Class 12 Maths

How to Score Full Marks in Class 12 Maths

If you are wondering how to score full marks in Class 12 Maths, you are not alone. Many students feel that getting 100 in Maths is difficult, but the truth is simple — Maths is a subject in which you can score full marks if you prepare the right way. In fact, when you follow a clear plan, practise enough, and solve questions regularly, scoring full marks becomes very natural.

Let’s break everything down in the simplest way possible so you know exactly what to do every single day.

Why Full Marks in Maths Is Possible

Maths is not a memory-based subject. You don’t have to learn long theories or write big answers. You only need three things:

  • Clear understanding
  • Daily practice
  • Exam-style solving

If these three things stay in place, you will automatically move close to scoring 100.

Also Read: Best Reference Books for Class 12th CBSE

1. Know Your Syllabus Very Clearly

Before anything else, sit down and look at the latest Class 12 Maths syllabus.
You must know:

  • Which chapters carry high weightage
  • Which chapters need more practice
  • Which chapters are small and can be finished fast

Indeed, students who understand the syllabus early study better because they know where to spend their time. For example:

  • Integrals, Differential Equations, Vectors, 3D Geometry, Probability — high scoring
  • Determinants, Matrices, Relations, and Functions — small but easy marks
  • Application of Derivatives, Linear Programming — simple concepts but lots of weightage

A clear syllabus plan helps you focus on the right areas from day one.

2. Build Strong Basics Before Tough Problems

You cannot score full marks in Class 12 Maths if your basics wobble.
Every chapter is built on simple core ideas.
First understand:

  • What the formula means
  • Why the formula works
  • How the teacher solves the example questions

Students often jump to tough questions quickly and get stuck. Instead, do this:

  1. Learn the basic concept.
  2. Solve the solved examples from the NCERT.
  3. Then move to unsolved exercises.
  4. After that, attempt extra reference book questions.

Moreover, when you understand the basics, you stop making silly mistakes in the exam.

3. Follow NCERT First — No Matter What

Almost the entire Maths board paper is based on NCERT. In fact:

  • Questions come directly from NCERT
  • Examples are very important
  • Board exam patterns follow NCERT style

So, before touching any reference book, finish:

  • NCERT solved examples
  • All exercise questions
  • Miscellaneous questions

If you skip NCERT, scoring full marks becomes hard.

Also Read: How to Get Full Marks in Maths Class 12

4. Solve Previous Years’ Papers Regularly

To learn how to score full marks in Class 12 Maths, this step is the most important.
Because previous years’ papers show:

  • The type of questions asked
  • The level of difficulty
  • How many steps you must show
  • How often questions repeat

Furthermore, solving past papers helps you understand where you lose marks. Often students lose marks only because they:

  • Skip steps
  • Write incorrect units
  • Make calculation errors
  • Ignore small rules

When you practise old papers, these things reduce. Try to solve at least 7–10 years’ papers.

5. Create a Daily Practice Routine

Maths needs daily touch. Even 30–45 minutes per day helps a lot. You can follow this simple plan:

  • Monday — Calculus
  • Tuesday — Algebra
  • Wednesday — Vectors & 3D
  • Thursday — Probability
  • Friday — Mixed questions
  • Saturday — Sample paper
  • Sunday — Revision

Moreover, solve 10–15 questions every day. Small daily practice builds confidence faster than one long study session.

6. Understand How to Write Steps Properly

Even if your answer is correct, you may lose marks if steps are missing. Maths examiners look for:

  • Correct formula
  • Logical steps
  • Neat and clean working
  • Final answer clearly in a box

Indeed, steps carry marks. So always:

  • Write formulas
  • Show substitutions
  • Solve slowly and neatly
  • Avoid jumping steps

This is one of the biggest secrets behind scoring 100.

7. Make Small Notes for Every Chapter

Your notes should be simple:

  • Key formulas
  • Short tricks
  • Common mistakes to avoid
  • Important questions
  • Basic definitions

These one-page notes help a lot in the last 10–15 days. Moreover, writing notes makes you understand the chapter more deeply.

8. Learn All Formulas by Heart

Maths is full of formulas — trigonometry, calculus, vectors, probability, and matrices. To score full marks in Class 12 Maths, you must know formulas instantly. Try these methods:

  • Write formulas once every 2–3 days
  • Paste formula charts near your study table
  • Solve formula-based MCQs
  • Teach formulas to a friend

The more you recall formulas, the faster you solve questions.

Also Read: Career Options After CA Inter Without Completing Final

9. Solve Sample Papers in Exam Conditions

Sit with a timer. Give yourself 3 hours. Write the full paper without breaks.

This helps you learn:

  • Time management
  • How much time each section needs
  • How many questions you get stuck in
  • How neat your answer sheet looks

Moreover, mock tests show your weak chapters instantly. Fix those chapters in your next revision. Try solving one sample paper every week for 6–8 weeks before the exam.

10. Avoid Common Mistakes Students Usually Make

To score 100, you must avoid silly errors. Here are common mistakes:

  • Changing signs (+ to −)
  • Wrong substitution
  • Skipping formulas
  • Missing final steps
  • Rushing during long questions
  • Not rechecking answers

A simple recheck of the last 10 minutes can save many marks.

11. Clear Doubts Immediately

Do not let any doubt stay for more than 24 hours. Ask your teacher. Ask a friend. Search for a simple explanation.

If a doubt stays for weeks, it becomes harder to fix later. Moreover, Class 12 Maths chapters are connected. A small doubt now becomes a bigger problem later.

12. Use Reference Books Wisely

After finishing NCERT, you can practise extra questions from:

  • RD Sharma
  • RS Aggarwal
  • ML Aggarwal
  • Sample papers
  • Coaching modules

But do not start these books unless NCERT is complete. Too many books confuse students. You only need one or two for extra practice.

13. Make a Strong Revision Plan

Revision must happen many times.
You can follow this:

  • 1st revision: After completing every chapter
  • 2nd revision: After solving sample papers
  • 3rd revision: Last 15 days before the exam
  • 4th revision: Day before the exam

Furthermore, during revision:

  • Solve only important and tricky questions
  • Go through formulas
  • Recheck weak topics

Good revision ensures you don’t forget anything.

14. Stay Calm Two Weeks Before the Exam

Students often panic close to the exam.
This reduces marks.
Instead:

  • Reduce new practice
  • Solve easy questions
  • Revise formulas
  • Sleep well
  • Eat light food

When your mind stays relaxed, your paper goes better.

15. Exam Day Strategy to Score Full Marks

  • Start with easy questions. This boosts confidence.
  • Mark difficult questions for later. Don’t waste time stuck on one sum.
  • Write clean steps so the examiner understands everything.
  • Keep the last 10–15 minutes only for rechecking. Indeed, rechecking helps you catch missing steps or small mistakes.

If you follow the above steps with discipline, you will clearly understand how to score full marks in Class 12 Maths. Maths rewards practice. The more questions you solve, the more confident you feel.

Moreover, once you build strong basics and learn to solve questions step by step, scoring 100 becomes not just possible — it becomes simple.

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