1:- Find prime factors of these
1- Find the prime factor of 36.2- Find the prime factor of 100.
3- Find the prime factor of 32.
4-Find the prime factor of 225.
5-Find the prime factor of 144.
6- Find the prime factor of 64.
7- Find the prime factor of 125.
8- Find the prime factor of 196.
9- Find the prime factor of 112.
10- Find the prime factor of 84.
2:- Find HCFof these using prime factor method.
a- 2 and 4
b- 4 and 6
C- 3 and 12
d- 6 and 9
e- 8 and 12
f- 10 and 15
g- 16 and 24
h- 18 and 27
i- 30 and 40
J- 22 and 33
K- 11 and 15
l- 45 and 30
m- 45 and 75
n- 30 and 105
O- 54 and 81
p- 64 and 80
q- 2, 4 and 8
r- 4, 6 and 8
s- 3, 6 and 9
t- 6, 9 and 15
u- 8, 12 and 16
v- 18, 24 and 32
w- 40, 48 and 72
x- 56, 42 and 140
y- 44, 121 and 132
z- 64, 96 and 216
3:- Find LCM using prime factor method
a- 2 and 4
b- 3 and 6
c- 4 and 8
d- 6 and 12
e- 5 and 10
f- 9 and 3
g- 20 and 10
h- 6 and 10
i- 6 and 16
J- 12 and 16
k- 10 and 15
l- 12 and 18
m- 2, 3 and 4
n- 4, 6 and 12
o- 4, 12 and 18
p- 2, 9 and 18
q- 9, 12 and 18
r- 8, 9 and 12
s- 5, 10 and 15
t- 10, 12 and 36
u- 8, 16 and 14
v- 21, 63 and 105
w- 45, 84 and 90
x- 54, 60 and 90
y- 13, 39 and 65
z- 21, 27 and 45
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