IndiaClass 6 NCERT (CBSE and ICSE) Estimating Sum
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Master this topic as part of Rounding Numbers
1.2.1. Successor of a Number
1.2.2. Predecessor of a Number
1.3. n Digit Numbers
1.4. Place of a Digit
1.7. Rounding Numbers
1.7.1. Rounding off numbers
1.7.1.1. Rounding off to the nearest ten
1.7.1.2. Rounding off to the nearest hundred
1.7.1.3. Rounding off to the nearest thousand
1.7.2. Estimating Sum
1.7.3. Estimating Difference
1.7.4. Estimating Products
1.7.5. Estimating Quotients
1.8. Roman Numerals
1.9. Simplification
2.2.1.1. Addition of Whole Numbers
2.2.1.3. Solving Magic Square
2.2.1.4. Subtraction of Whole Numbers
2.2.2.1. Multiplication of Whole Numbers
2.2.2.3. Division of Whole Numbers
3.1.1. Finding Factors of a Number
3.1.5. Types of Numbers
3.1.5.1. Odd and Even Numbers
3.1.5.2. Prime and Composite Numbers
3.1.5.2.1. Composite Numbers
3.1.5.2.2. Prime Numbers
3.1.5.2.3. Properties of Composite and Prime Numbers
3.1.5.3. Twin Primes
3.1.5.4. Prime Triplet
3.1.6. Co-Primes
3.1.7. Perfect Numbers
3.2.1. Test Divisibility by 2
3.2.2. Test Divisibility by 3
3.2.3. Test Divisibility by 4
3.2.4. Test Divisibility by 5
3.2.5. Test Divisibility by 6
3.2.6. Test Divisibility by 7
3.2.7. Test Divisibility by 8
3.2.8. Test Divisibility by 9
3.2.9. Test Divisibility by 10
3.2.10. Test Divisibility by 11
3.4. HCF and LCM
3.4.1. HCF (Highest Common Factor)
3.4.2. LCM (Lowest Common Multiple)
3.4.3. Properties of LCM and HCF
3.4.4. Word problems on HCF and LCM
4.2. Types of Lines
4.4. Angle
4.5. Triangles
4.5.1. Introduction to Triangles
4.5.2. Congruent Triangles
4.6. Quadrilateral
4.7. Polygon
4.7.1. Curves
4.7.2. Understanding Polygons
4.8. Circle
6. Integers
6.4. Comparing Integers
6.6.1.1. Addition of Integers
6.6.1.3. Properties of Addition of Integers
6.6.1.4. Subtraction of Integers
6.6.2. Mixed Operations on Integers
6.6.3. Word Problems on Integers
7. Fractions
7.6. Unit Fraction
7.8. Equivalent Fractions
7.10. Comparing Fractions
7.10.1. Comparing Like Fractions
7.10.3. Comparing Unlike Fractions
7.11. Operations on Fractions
7.11.1. Addition of Fractions
7.11.1.1. Addition of Like Fractions
7.11.1.2. Addition of Unlike Fractions
7.11.1.3. Addition of Mixed Fractions
7.11.1.4. Word Problems on Addition of Fractions
7.11.2. Subtraction of Fractions
7.11.2.1. Subtraction of Like Fractions
7.11.2.2. Subtraction of Unlike Fractions
7.11.2.3. Subtraction of Mixed Fractions
8. Decimals
8.2. Place Value Chart
9.2. Pictographs
9.2.2. Interpreting Pictographs
9.3. Bar graphs
9.3.1. Drawing Bar Graphs
9.3.2. Interpreting Bar Graphs
10. Mensuration
11. Algebra
12.1. Ratio
12.2. Proportion
12.4. Unitary Method
13. Symmetry
14.1. The Circle
14.2. A Line Segment
14.3. Perpendiculars
14.4. Angles
14.4.3. Bisector of an Angle
14.4.4. Angles of Special Measures
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