Class 6 Mathematics
Full Revision Guide (NCERT)
Chapter 1: Knowing Our Numbers
- Place value depends on position
- Indian number system: Ones, Tens, Hundreds, Thousands, Lakhs
- Roman numerals: I, V, X, L, C, D, M
- Rounding helps in estimation
Chapter 2: Whole Numbers
- Whole numbers start from 0
- Successor = next number
- Predecessor = previous number
- 0 is additive identity
- 1 is multiplicative identity
Chapter 3: Playing with Numbers
- Factors divide numbers exactly
- Multiples are products
- Prime numbers have only two factors
- HCF = highest common factor
- LCM = least common multiple
Chapter 4: Basic Geometrical Ideas
- Point shows position
- Line has no end points
- Line segment has two end points
- Ray has one starting point
- Angle is formed by two rays
Chapter 5: Understanding Elementary Shapes
- Types of angles: acute, right, obtuse
- Triangle has 3 sides
- Quadrilateral has 4 sides
- Polygons have straight sides
- 3D shapes have faces, edges, vertices
Chapter 6: Integers
- Integers include negative numbers, zero, positive numbers
- Zero is neither positive nor negative
- Positive numbers lie to the right of zero
- Negative numbers lie to the left of zero
Chapter 7: Fractions
- Fraction = part of a whole
- Numerator is top number
- Denominator is bottom number
- Equivalent fractions have same value
Chapter 8: Decimals
- Decimal point separates whole and fractional part
- Tenths, hundredths come after decimal
- Decimals are used in money and measurement
Chapter 9: Data Handling
- Data means information
- Tally marks help in counting
- Pictographs use pictures
- Bar graphs use bars
Chapter 10: Mensuration
- Perimeter = boundary length
- Perimeter of rectangle = 2 × (L + B)
- Area of rectangle = L × B
- Area of square = side × side
Chapter 11: Algebra
- Variables are letters
- Constants are fixed numbers
- Expressions use letters and numbers
- Equations show equality
Chapter 12: Ratio and Proportion
- Ratio compares two quantities
- Use : symbol
- Proportion means equal ratios
- Direct proportion increases together
Shaktimatha CBSE Learning
Class 6 Mathematics – Full Revision Guide
Class 6 Mathematics – Complete NCERT Library
Welcome to Shaktimatha CBSE Learning.
This page provides complete Class 6 Mathematics NCERT notes, MCQs, and revision guides,
explained in a simple and student-friendly way.
✔ Concept clarity
✔ Step-by-step explanations
✔ Exam-oriented practice
✔ Perfect for revision
📘 Chapter-wise Notes
📝 MCQs & Practice
🔁 Revision & Master Pages
📚 Related Class 6 Libraries
Shaktimatha CBSE Learning
Class 6 Mathematics – Complete NCERT Library
No comments:
Post a Comment