1. Integers
4. HCF and LCM
5. Fractions
5.1. Revisiting Basics
5.2. Equivalent Fractions
5.3. Comparing Fractions
5.4.1. Addition of Fractions
5.4.2. Subtraction of Fractions
5.4.2.1. Subtraction of Like Fractions
5.4.2.2. Subtraction of Unlike Fractions
5.4.2.3. Subtraction of Mixed Fractions
5.4.4. Multiplication of Fractions
5.4.5. Division of Fractions
5.4.7. Word Problems on Fractions
7. Decimals
8. Estimation
11. Unitary Method
12. Percentage
13. Profit and Loss
14. Simple Interest
15. Exponents
18. Mensuration
20. Geometry
24. Probability
25. Data Handling
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