fraction 4 book is a whole-school programme that supports a mastery approach to teaching and learning this tricky arear of maths. comprising six pupil books and six accompanying teacher's guides, this structured series helps pupils to develop a deep, secure and adaptable understanding of fractions, building up to decimals, percentages, ratio and proportion. through engaging lessons and rich questions, pupils encounter these topics in a broad range of contexts and representations to encourage mathematical fluency.