Real numbers and indices

Factors, prime powers and common multiples

Optional enrichment: Factors, prime powers and common multiples

Divisor counts and HCF/LCM relationships

Optional enrichment: Divisor counts and HCF/LCM relationships

Powers, divisibility and prime factors II

Optional enrichment: Perfect powers, divisibility and constrained prime factors

Powers, divisibility and prime factors III

Optional enrichment: Perfect powers, divisibility and constrained prime factors

Whole-number purchase problems

Compare feasible pack purchases and reconstruct whole-number quantities

Fraction rates and recurring decimals II

Optional enrichment: Remaining fractions, rates, recurring decimals and rational relationships

Fraction rates and recurring decimals III

Optional enrichment: Remaining fractions, rates, recurring decimals and rational relationships

Fraction totals and mixtures

Exact versus rounded totals and reversing a mixture transfer

Integer bounds and absolute values I

Optional enrichment: Integer bounds, absolute values and signed relationships

Integer bounds and absolute values II

Optional enrichment: Integer bounds, absolute values and signed relationships

Integer bounds and absolute values III

Optional enrichment: Integer bounds, absolute values and signed relationships

Financial thresholds and signed scores

Whole-day financial thresholds and reconstructing signed scores

Fractional indices and surds I

Optional enrichment: Fractional indices, conjugates and exact surd relationships

Fractional indices and surds II

Optional enrichment: Fractional indices, conjugates and exact surd relationships

Fractional indices and surds III

Optional enrichment: Fractional indices, conjugates and exact surd relationships

Rounding errors and powers of ten

Track accumulated rounding error and model storage with powers of ten

Exact values and accumulated rounding