Number Book 4 is suitable for children making the transition from Key Stage 1 to Key Stage 2 and includes:

• multiplication and division by 2 and 3
• tens and units; counting in tens
• number facts (for example pairs of numbers that add up to 20)
• using a hundred square
• recognition of coins to 50p
• counting money and giving change
• vertical addition and subtraction (without borrowing or carrying).