2. Integers

3. Fractions

4. Decimals

5.1. Ratio

5.1.1. Terms of a Ratio

5.1.2. Equivalent Ratio

5.1.3. Ratio in the Simplest Form

5.1.5. Comparison of Ratios

5.1.6. Miscellaneous on Ratio

5.2. Proportion

7. Percentage

10. Exponents

13. Mensuration

14. Geometry

17. Probability

18. Data Handling