4. Integers
6. Fractions
6.6. Unit Fraction
6.8. Equivalent Fractions
6.10. Comparing Fractions
6.11. Operations on Fractions
6.11.1. Addition of Fractions
6.11.2. Subtraction of Fractions
6.11.2.1. Subtraction of Like Fractions
6.11.2.2. Subtraction of Unlike Fractions
6.11.2.3. Subtraction of Mixed Fractions
7. Decimals
10. Unitary Method
13. Mensuration
14. Geometry
16. Linear Symmetry
17. Data Handling