Question

1)
Find the LCM of the following numbers by prime factorisation method.
(i) 12 and 15
(ii) 15 and 25
(iii) 14 and 21
Find the LCM of the following numbers by division method.
(i) 84, 112, 196
(ii) 102, 119, 153 (iii) 45, 99, 132, 165
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Answer 1

Answer:

1. 60
2. 75
3. 42

Step-by-step explanation:

.... hope it will help you.....

Answer 2

Answer:

1) 2*2*3*5

2) 3*5

3) 2*2*2*2*3*7*7=2352

4)2142

5)1430