prime

sample Q from each layer	teach-learn questions
layer	1	2	3	4	5	6	7	8	9	10	11	12	13	14
practise-learn worksheet													not written yet
print hints	d/s 2pp	d/s 2pp	d/s 2pp	d/s 2pp	d/s 2pp	d/s 2pp	d/s 2pp	s/s 2pp	s/s 2pp	d/s 2pp	d/s 2pp	s/s 4pp		d/s 2pp

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NC information

N4 use the concepts and vocabulary of prime numbers, factors (divisors), multiples, common factors, common multiples, highest common factor, lowest common multiple, prime factorisation, including using product notation and the unique factorisation theorem.