4. Integers

6. Fractions

6.2. Comparing Fractions

6.4. Equivalent Fractions

6.6. Unit Fraction

6.11. Operations on Fractions

6.11.1. Addition of Fractions

6.11.2. Subtraction of Fractions

7. Decimals

10. Unitary Method

13. Mensuration

14. Geometry

16. Linear Symmetry

17. Data Handling