1. Integers
8.1. Ratio
8.2. Unitary Method
8.3. Percentage
8.3.1. Conversions
8.3.1.1. Convert a Fraction into Percentage
8.3.1.2. Convert a Percentage into Fraction
8.3.1.3. Convert Percentage into a Ratio
8.3.1.4. Convert a Ratio into Percentage
8.3.1.5. Convert Percentage into Decimal form
8.3.1.6. Convert Decimal into Percentage
8.3.2. Percentage of a Quantity
8.3.4. Word Problems on Percentage
8.4. Profit and Loss
8.5. Simple Interest
14. Symmetry