2. Integers
5. HCF and LCM
6. Fractions
8. Decimals
9. Estimation
10. Number Pattern
12. Unitary Method
13. Percentage
14. Profit and Loss
15. Simple Interest
16. Exponents
19. Mensuration
21. Geometry
22.1. Linear Symmetry
22.2. Rotational Symmetry
22.2.1. Rotational Symmetry in Figures
22.2.3. Rotational Symmetry in Alphabets
24. Probability
25. Data Handling
S Korea