4.1 - Adding & subtracting fractions
4.2 - Multiplying fractions
4.3 - Dividing fractions
4.4 - Witing & simplifying rations
4.5 - Combining ratios
4.6 - Splitting into a ratio
4.7 - Solving ratio problems
4.8 - Ratios as fractions
4.9 - Value for money
4.10 - Currency conversions
4.11 - Recipe questions
4.12 - Percentage changes
4.13 - Reverse percentages
4.14 - Recurring decimals