Prime numbers & proof

Find and use multiples

Identify factors of numbers and expressions

Recognise and identify prime numbers

Recognise square and triangular numbers

Find common factors of a set of numbers including the HCF

Find common multiples of a set of numbers including the LCM

Write a number as a product of its prime factors

Use a Venn diagram to calculate the HCF and LCM (H)

Make and test conjectures

Use counter examples to disprove a conjecture