2. Arithematic
2.1. Numbers
2.3. Fractions
2.3.3. Equivalent Fractions
2.3.4. Simplest Form of a Fraction
2.3.5. Comparing Fractions
2.3.6. Operations on Fractions
2.3.6.1. Addition
2.3.6.2. Subtraction
2.3.6.3. Multiplication
2.3.6.4. Division
2.3.6.5. Simplification by Using Operations
2.5. Decimals
2.6. Unitary Method
2.7. Rounding Numbers
2.8. Percentage
2.9. Profit and Loss
2.10. Simple Interest
2.12. Mensuration
2.13. Time
2.14. Data Interpretation