6. Integers
7. Fractions
7.6. Unit Fraction
7.8. Equivalent Fractions
7.10. Comparing Fractions
7.11. Operations on Fractions
7.11.1. Addition of Fractions
7.11.1.1. Addition of Like Fractions
7.11.1.2. Addition of Unlike Fractions
7.11.1.3. Addition of Mixed Fractions
7.11.1.4. Word Problems on Addition of Fractions
7.11.2. Subtraction of Fractions
8. Decimals
10. Mensuration
11. Algebra
13. Symmetry