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
16.5. Laws of Exponents
19. Mensuration
21. Geometry
24. Probability
25. Data Handling
Singapore