2. Integers

3. Fractions

4. Decimals

7. Percentage

10. Exponents

13. Mensuration

14. Geometry

14.1. Lines and Angles

14.2. Triangles

14.3. Congruence

14.3.1. Understanding the Meaning

14.3.2. Congruence of Triangles

17. Probability

18. Data Handling