Number


For other topics in secondary mathematics, our full collection of favourite rich tasks can be found on the main NRICH Secondary Curriculum page.

Challenge Level: Challenge Level:1

Place Value, Integers, Ordering & Rounding - Stage 3

Working on these Stage 3 problems will help your students develop a better understanding of place value, ordering and rounding.

Challenge Level: Challenge Level:1

Place Value, Ordering and Rounding - Stage 4

Working on these Stage 4 problems will help your students develop a better understanding of place value, ordering and rounding.

Challenge Level: Challenge Level:1

Factors, Multiples and Primes

Working on these problems will help your students develop a better understanding of factors, multiples and primes.

Challenge Level: Challenge Level:1

Powers and Roots

Working on these problems will help your students develop a better understanding of powers and roots.

Challenge Level: Challenge Level:1

Fractions, Decimals, Percentages and Ratio

Working on these problems will help your students develop a better understanding of fractions, decimals, percentages and ratio.

Challenge Level: Challenge Level:1

Number Operations and Calculation Methods

Working on these problems will help your students develop a better understanding of number operations and calculation methods.