3. Addition

4. Subtraction

7. Division

10. Patterns

11. Rounding Numbers

11.1. Rounding Off Numbers

11.2. Estimating Sum

11.3. Estimating Difference

11.4. Estimating Products

12. Fractions

12.4. Division as Fraction

12.5. Fraction as Division

12.7. Equivalent Fractions

12.8. Comparison of Fractions

12.10. Unit Fraction

12.13. Word Problems on Fractions

13. Decimals

14. Money

14.1. Introduction to Currency

14.3. Express Money in Figures

14.4. Conversion of Money

14.7. Word Problems on Money

15. Measurement

16. Unitary Method

17. Geometry

20. Symmetry

20.1. Introduction to Symmetry

20.3. Symmetry Around Us

20.5. Symmetry in Alphabets

20.6. Symmetry in Numerals

22. Data Handling