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  5. Addition of Rational Numbers

Grade 7 Sri Lanka School Math Addition of Rational Numbers

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Grade 7
1. Rational Numbers
1.1. Understanding Rational Numbers
1.2. Standard Form of a Rational Number
1.3. Equivalent Rational Numbers
1.4. Comparison of Rational Numbers
1.5. Representation of Rational Numbers on the Real Line
1.6. Addition and Subtraction of Rational Numbers
1.6.1. Addition of Rational Numbers
1.6.2. Additive Inverse of a Rational Number
1.6.3. Subtraction of Rational Numbers
1.7. Multiplication and Division of Rational Numbers
1.8. Rational Numbers Lying Between Two Rational Numbers
1.9. Simplifying Rational Numbers
1.10. Word Problems on Rational Numbers
2. Integers
3. Fractions
4. Decimals
5. Ratio and Proportion
6. Unitary Method
7. Percentage
8. Profit and Loss
9. Simple Interest
10. Exponents
11. Algebraic Expressions
12. Linear Equations in One Variable
13. Mensuration
14. Geometry
15. Reflection and Rotational Symmetry
16. Three-Dimensional Shapes
17. Probability
18. Data Handling
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