3. Addition

4. Subtraction

7. Division

7.4. Long Division

10. Patterns

11. Rounding Numbers

12. Fractions

13. Decimals

14. Money

15. Measurement

16. Unitary Method

17. Geometry

20. Symmetry

21. Time

22. Data Handling

3. Addition

4. Subtraction

7. Division

7.4. Long Division

10. Patterns

11. Rounding Numbers

12. Fractions

13. Decimals

14. Money

15. Measurement

16. Unitary Method

17. Geometry

20. Symmetry

21. Time

22. Data Handling