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  2. Grade 6
  3. Large Numbers (7-Digit to 9-Digits)
  4. Rounding Numbers
  5. Estimating Sum
Grade 6
1. Large Numbers (7-Digit to 9-Digits)
1.1. Representation of Large Numbers
1.2. Successor and Predecessor
1.3. n Digit Numbers
1.4. Place of a Digit
1.5. Compare Large Numbers
1.6. Operations on Large Numbers
1.7. Rounding Numbers
1.7.1. Rounding off numbers
1.7.2. Estimating Sum
1.7.3. Estimating Difference
1.7.4. Estimating Products
1.7.5. Estimating Quotients
2. Roman Numerals
3. Whole Numbers
4. Integers
5. Factors and Multiples
6. Fractions
7. Decimals
8. Simplification
9. Ratio and Proportion
10. Unitary Method
11. Algebraic Expressions
12. Linear Equations in One Variable
13. Mensuration
14. Geometry
15. Three Dimensional (3-D) Shapes
16. Linear Symmetry
17. Data Handling

Grade 6 Thailand School Math Estimating Sum

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