6. Fractions 
 9. Decimals 
 10. Rounding Numbers 
 11. Measurement 
 11.1. Measures of Length 
 11.2. Measures of Mass/Weight 
 11.2.2.1. Addition of Mass 
 11.2.2.2. Subtraction of Mass 
 11.2.4. Word Problems on Mass 
 12. Average 
 13. Percentage 
 14. Time 
 15. Money 
 16. Geometry 
 18. Perimeter 
 19. Area 
 20. Volume of Solids 
 21. Symmetry 
 22. Pattern 
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