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Essential CBSE Class 6 Maths Formulas for Easy Revision

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How to Memorize and Apply Class 6 Maths Formulas Effectively

CBSE Class 6 is one of the essential grades in secondary school education. At this stage, learning needs to be effective for all the subjects and students should be encouraged to develop an understanding of all the important concepts in every subject. Also, subjects like Mathematics require more effort and students need to be effective at all times as this subject holds great importance in both educational as well as your personal life. For a better level of understanding of Mathematics subjects, you need to master your CBSE Class 6 Maths formulas first then move on to implement them to solve your questions.


One may think where to find the accurate Maths formulas for Class 6 for solving a specific set of questions. This is the reason we are presenting Maths formulas for Class 6 NCERT on this page. We are providing you with all 6th standard Maths formulas under one page so that you don't face any issues. You can access CBSE Class 6 Maths formulas of each chapter for free and use them as a quick reference to solve the questions.


Download Chapter-Wise 6th Class Maths Formulas Free PDF

The topics included in Class 6 Mathematics are Number system, Integers, Fractions, Decimals, Ratio and Proportion, Algebra, and Mensuration. The Class 6 Mathematics topics are important for students to understand as these will be helpful to them in higher classes also. Hence, it becomes equally important for them to understand and memorize all co-related formulas. For doing so, you can download chapter-wise 6th Class Maths formula free PDF through the link provided below.


The chapter-wise list of all important Class 6th Maths formulas are prepared by subject experience teachers of Vedantu after a lot of consideration and discussion as per the latest CBSE guidelines and syllabus to help you in learning all the important Class 6 Maths formulas easily and efficiently.


Below, you will find the chapter-wise PDF link for important Maths formulas for Class 6th. Click on the topic you are interested to prepare from the list of Maths formulas for Class 6 PDF available below. (will be updated soon)

Chapter 1: Knowing Your Number

Chapter 2: Whole Numbers

Chapter 3: Playing with Numbers

Chapter 4: Basic Geometrical Ideas

Chapter 5: Understanding Elementary Shapes

Chapter 6: Integers

Chapter 7: Fractions

Chapter 8: Decimals

Chapter 9: Data Handling

Chapter 10: Mensuration

Chapter 11: Algebra

Chapter 12: Ratio and Proportion

Chapter 13: Symmetry

Chapter 14: Practical Geometry


Benefits of NCERT Class 6th Maths Formula PDF by Vedantu

Some of the benefits of referring to NCERT Class 6th Maths formula by Vedantu are:

The Class 6th Maths formula PDF can be your ultimate solution to learn the Maths formulas for Class 6 in a hassle-free way. Students are suggested to refer to Class 6 Maths formula PDF at a comfortable and silent place as learning Maths formulas need full concentration. Listed below are some of the benefits of referring to PDF:

  • An easy way to memorize Class 6th Maths formulas.

  • Memorizing Maths formulas for Class 6 enables you to score good grades in Class 6th and other competitive exams.

  • Prepared by subject experience teachers after thorough research of each topic.

  • 100% reliable and accurate.

  • Students can download Class 6th Maths formula PDF free of cost and access it anytime as per their convenience.

FAQs on Essential CBSE Class 6 Maths Formulas for Easy Revision

1. Which main topics from the CBSE Class 6 Maths syllabus have formulas I need for revision?

For a quick revision of the Class 6 Maths syllabus, focus on formulas from these key chapters:

  • Mensuration: This chapter is formula-heavy, with key formulas for Perimeter and Area of shapes like squares, rectangles, and triangles.
  • Algebra: You will find rules and formulas for writing variable expressions and solving simple equations.
  • Ratio and Proportion: This includes the rule of proportion (product of extremes = product of means).
  • Data Handling: While not a strict formula, the method to calculate the arithmetic mean is a key concept to revise.

2. What are the most important formulas for Mensuration in Class 6?

The essential Mensuration formulas for quick revision in Class 6 cover the perimeter and area of basic shapes:

  • Perimeter of a Square: 4 × side
  • Perimeter of a Rectangle: 2 × (length + breadth)
  • Perimeter of an Equilateral Triangle: 3 × length of a side
  • Area of a Square: side × side
  • Area of a Rectangle: length × breadth

3. How is the formula for the perimeter of a rectangle different from its area?

The main difference lies in what they measure. The perimeter formula, 2 × (l + b), calculates the total length of the boundary of the rectangle. It is a measure of length (in cm, m, etc.). In contrast, the area formula, l × b, calculates the total space enclosed within the rectangle's boundaries. It is a measure of surface (in sq. cm, sq. m, etc.).

4. What is the basic algebraic rule for forming expressions as per the Class 6 syllabus?

The fundamental concept in Class 6 Algebra is using a variable (like x, y, a) to represent an unknown number. The basic rule is to translate a statement into a mathematical expression. For example, the statement '5 more than a number y' is written as the expression y + 5. This is the foundation for forming equations.

5. How can a formula summary sheet help in quick revision before the Class 6 Maths exam?

A formula summary sheet is a powerful tool for quick revision. It helps you to:

  • Consolidate knowledge: All essential formulas are in one place, making it easy to review them at a glance.
  • Identify weak areas: You can quickly see which formulas you don't remember well and focus your practice there.
  • Save time: Instead of flipping through entire chapters, you can use the summary for a last-minute recap of all key mathematical rules and formulas.
  • Boost confidence: Knowing you have mastered all the required formulas reduces exam anxiety.

6. Why is it important to understand how a formula is derived, not just memorise it?

Simply memorising a formula can lead to errors. Understanding its derivation, for instance, knowing that the area of a rectangle (length × breadth) comes from counting unit squares, is crucial because it helps you apply the concept correctly. This understanding prevents confusion, such as mixing up perimeter and area formulas, and allows you to solve complex problems that require a deeper conceptual grasp beyond just plugging in values.

7. How do the concepts from 'Ratio and Proportion' connect to solving problems in other chapters?

The concepts of ratio and proportion are fundamental and act as a building block for other topics. For example, understanding ratios is essential for interpreting data in Data Handling, comparing quantities in problems involving fractions and decimals, and even for understanding scale in geometry. The rule of proportion is a key problem-solving technique used across various word problems in the Class 6 curriculum.

8. What is a common mistake students make when applying perimeter formulas?

A very common mistake is applying the wrong formula to a given shape or forgetting to include all sides. For example, students might use the formula for the perimeter of a rectangle for an irregular polygon. Another frequent error is confusing perimeter with area. For a quick revision, always remember that perimeter is the 'length of the boundary' and ensure your final unit is a unit of length (like cm), not area (like cm²).

9. Beyond Mensuration, are there 'unwritten' rules in chapters like Fractions that are important for a quick revision?

Yes, absolutely. While not always listed as 'formulas,' chapters like Fractions and Decimals have key procedural rules that are vital for revision. For example, the rule for comparing fractions (by finding a common denominator) or the procedure for dividing one fraction by another (by multiplying by the reciprocal) are essential concepts. Revising these step-by-step methods is just as important as memorising standard formulas.