Maths Activities - Prime & Composite Numbers

Maths Activities Menu

Prime and composite numbers
List the factors of numbers and identify which numbers are prime or composite. Classify numbers as prime or composite by the number of factors they have.
Grid to show prime and composite numbers
Remove or show multiples of a number to see if it is prime or composite.
Mallard Maths - click on prime numbers and multiples
Chose from even numbers, odd numbers, primes, multiples of 3 and 7, squares, powers of 2. If you're feeling really mathematical, test your wits with the random selection.