4.1 - Writing & simplifying fractions
4.2 - Equivalent fractions & ordering fractions
4.3 - Fractions of amounts
4.4 - Adding & subtracting fractions
4.5 - Converting between improper fractions & mixed numbers
4.6 - Adding & subtracting mixed numbers
4.7 - Multiplying fractions
4.8 - Dividing fractions
4.9 - Converting betweeen fractions & decimals
4.10 - Converting between fractions & percentages
4.11 - Percentages of amounts
4.12 - Percentage increase & decrease