1.
SOLUTION:
4 = 2 x 2
8 = 2 x 2 x 2
Three number : 2 , 2
One number : 2
So, the LCM of 4 , 8 is 2 x 2 x 2 = 8
2.
6 = 2 x 3
9 = 3 x 3
Three number : 3
One number : 2 , 3
So, the LCM of 6 , 9 is 3 x 2 x 3 = 18
3.
7 = 7
35 = 5 x 7
Three number : 7
One number : 5
So, the LCM of 7 , 35 is 7 x 5 = 35
4.
10 = 2 x 5
Three number : 2
One number : 2 , 2 , 5
So, the LCM of 8 , 10 is 2 x 2 x 2 x 5 = 40
5.
24 = 2 x 2 x 2 x 3
Three number : 2 , 2 , 2
One number : 3
So, the LCM of 8 , 24 is 2 x 2 x 2 x 3 = 24
6.
15 = 3 x 5
Three number : 5
So, the LCM of 10 , 15 is 5 x 2 x 3 = 30
7.
One number : 3 , 2 , 2
So, the LCM of 6 , 8 is 2 x 3 x 2 x 2 = 24
8.
12 = 2 x 2 x 3
So, the LCM of 9 , 12 is 3 x 3 x 2 x 2 = 36
9.
5 = 5
So, the LCM of 5 , 15 is 5 x 3 = 15
10.
25 = 5 x 5
One number : 2 , 5
So, the LCM of 10 , 25 is 5 x 2 x 5 = 50
Three number : -
One number : 7 , 2 , 2 , 2
So, the LCM of 7 , 8 is 7 x 2 x 2 x 2 = 56
3 = 3
11 = 11
One number : 3 , 11
So, the LCM of 3 , 11 is 3 x 11 = 33
2 = 2
Two number : 2
One number : 3 , 2
So, the LCM of 2 , 3 , 4 is 2 x 3 x 2 = 12
Two number : 3 , 2
So, the LCM of 6 , 8 , 12 is 2 x 3 x 2 x 2 = 24
16 = 2 x 2 x 2 x 2
20 = 2 x 2 x 5
So, the LCM of 16 , 20 is 2 x 2 x 2 x 2 x 5 = 80
18 = 2 x 3 x 3
30 = 2 x 3 x 5
Three number : 2 , 3
One number : 3 , 5
So, the LCM of 18 , 30 is 2 x 3 x 3 x 5 = 90
Two number : 2 , 2
So, the LCM of 2 , 8 , 16 is 2 x 2 x 2 x 2 = 16
Two number : 5
One number : 3 , 3 , 2
So, the LCM of 5 , 9 , 10 is 5 x 3 x 3 x 2 = 90
27 = 3 x 3 x 3
Three number : 3 , 3
Two number : -
So, the LCM of 9 , 18 , 27 is 3 x 3 x 2 x 3 = 54
Two number : 2 , 3
So, the LCM of 4 , 12 , 18 is 2 x 2 x 3 x 3 = 36
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Answers & Comments
GET MOVING
1.![8 8](https://tex.z-dn.net/?f=8)
SOLUTION:
4 = 2 x 2
8 = 2 x 2 x 2
Three number : 2 , 2
One number : 2
So, the LCM of 4 , 8 is 2 x 2 x 2 = 8
2.![18 18](https://tex.z-dn.net/?f=18)
SOLUTION:
6 = 2 x 3
9 = 3 x 3
Three number : 3
One number : 2 , 3
So, the LCM of 6 , 9 is 3 x 2 x 3 = 18
3.![35 35](https://tex.z-dn.net/?f=35)
SOLUTION:
7 = 7
35 = 5 x 7
Three number : 7
One number : 5
So, the LCM of 7 , 35 is 7 x 5 = 35
4.![40 40](https://tex.z-dn.net/?f=40)
SOLUTION:
8 = 2 x 2 x 2
10 = 2 x 5
Three number : 2
One number : 2 , 2 , 5
So, the LCM of 8 , 10 is 2 x 2 x 2 x 5 = 40
5.![24 24](https://tex.z-dn.net/?f=24)
SOLUTION:
8 = 2 x 2 x 2
24 = 2 x 2 x 2 x 3
Three number : 2 , 2 , 2
One number : 3
So, the LCM of 8 , 24 is 2 x 2 x 2 x 3 = 24
6.![30 30](https://tex.z-dn.net/?f=30)
SOLUTION:
10 = 2 x 5
15 = 3 x 5
Three number : 5
One number : 2 , 3
So, the LCM of 10 , 15 is 5 x 2 x 3 = 30
7.![24 24](https://tex.z-dn.net/?f=24)
SOLUTION:
6 = 2 x 3
8 = 2 x 2 x 2
Three number : 2
One number : 3 , 2 , 2
So, the LCM of 6 , 8 is 2 x 3 x 2 x 2 = 24
8.![36 36](https://tex.z-dn.net/?f=36)
SOLUTION:
9 = 3 x 3
12 = 2 x 2 x 3
Three number : 3
One number : 3 , 2 , 2
So, the LCM of 9 , 12 is 3 x 3 x 2 x 2 = 36
9.![15 15](https://tex.z-dn.net/?f=15)
SOLUTION:
5 = 5
15 = 3 x 5
Three number : 5
One number : 3
So, the LCM of 5 , 15 is 5 x 3 = 15
10.![50 50](https://tex.z-dn.net/?f=50)
SOLUTION:
10 = 2 x 5
25 = 5 x 5
Three number : 5
One number : 2 , 5
So, the LCM of 10 , 25 is 5 x 2 x 5 = 50
KEEP MOVING
1.![56 56](https://tex.z-dn.net/?f=56)
SOLUTION:
7 = 7
8 = 2 x 2 x 2
Three number : -
One number : 7 , 2 , 2 , 2
So, the LCM of 7 , 8 is 7 x 2 x 2 x 2 = 56
2.![33 33](https://tex.z-dn.net/?f=33)
SOLUTION:
3 = 3
11 = 11
Three number : -
One number : 3 , 11
So, the LCM of 3 , 11 is 3 x 11 = 33
3.![12 12](https://tex.z-dn.net/?f=12)
SOLUTION:
2 = 2
3 = 3
4 = 2 x 2
Three number : -
Two number : 2
One number : 3 , 2
So, the LCM of 2 , 3 , 4 is 2 x 3 x 2 = 12
4.![24 24](https://tex.z-dn.net/?f=24)
SOLUTION:
6 = 2 x 3
8 = 2 x 2 x 2
12 = 2 x 2 x 3
Three number : 2
Two number : 3 , 2
One number : 2
So, the LCM of 6 , 8 , 12 is 2 x 3 x 2 x 2 = 24
5.![80 80](https://tex.z-dn.net/?f=80)
SOLUTION:
16 = 2 x 2 x 2 x 2
20 = 2 x 2 x 5
Three number : 2 , 2
One number : 2 , 2 , 5
So, the LCM of 16 , 20 is 2 x 2 x 2 x 2 x 5 = 80
6.![90 90](https://tex.z-dn.net/?f=90)
SOLUTION:
18 = 2 x 3 x 3
30 = 2 x 3 x 5
Three number : 2 , 3
One number : 3 , 5
So, the LCM of 18 , 30 is 2 x 3 x 3 x 5 = 90
7.![16 16](https://tex.z-dn.net/?f=16)
SOLUTION:
2 = 2
8 = 2 x 2 x 2
16 = 2 x 2 x 2 x 2
Three number : 2
Two number : 2 , 2
One number : 2
So, the LCM of 2 , 8 , 16 is 2 x 2 x 2 x 2 = 16
8.![90 90](https://tex.z-dn.net/?f=90)
SOLUTION:
5 = 5
9 = 3 x 3
10 = 2 x 5
Three number : -
Two number : 5
One number : 3 , 3 , 2
So, the LCM of 5 , 9 , 10 is 5 x 3 x 3 x 2 = 90
9.![54 54](https://tex.z-dn.net/?f=54)
SOLUTION:
9 = 3 x 3
18 = 2 x 3 x 3
27 = 3 x 3 x 3
Three number : 3 , 3
Two number : -
One number : 2 , 3
So, the LCM of 9 , 18 , 27 is 3 x 3 x 2 x 3 = 54
10.![36 36](https://tex.z-dn.net/?f=36)
SOLUTION:
4 = 2 x 2
12 = 2 x 2 x 3
18 = 2 x 3 x 3
Three number : 2
Two number : 2 , 3
One number : 3
So, the LCM of 4 , 12 , 18 is 2 x 2 x 3 x 3 = 36