2
8
2
15
2
35
2
4
5
5.
7
3
2
2
Prime factorisation of
16 is 2X9X240
Prime factorisation of Prime factorisation of
30 is 2335 70 is 9X5X3
2. Using the Factor Tree Method, find the prime factorisation of the following:
(a) 8
(c) 34
(e) 21
(g) 38
(b) 20
(d) 44
(f) 42
(h) 45
3. Using the Division Method, find the prime factorisation of the following:
(a) 27
(c) 92
(e) 64
(9) 72
(b) 34
(d) 48
(f) 45
(h) 99
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