Least Common Multiple

1
Least Common Multiple
Greatest Common Factor
Prime or Composite
Exponents
Prime Factors
100
100
100
100
100
200
200
200
200
200
300
300
300
300
300
400
400
400
400
400
500
500
500
500
500
2
Find the LCM for3 and 4
3
12
4
Find the LCM for5 and 8
5
40
6
Find the LCM for4 and 6
7
12
8
Find the LCM for6 and 8
9
24
10
Find the LCM for6 and 9
11
18
12
Find the GCF for10 and 25
13
5
14
Find the GCF for18 and 21
15
3
16
Find the GCF for28 and 35
17
7
18
Find the GCF for18 and 27
19
9
20
Find the GCF for24 and 36
21
12
22
21
23
Composite

• What are the factors of 21?

24
23
25
Prime
26
15
27
Composite

• What are the factors of 33?

28
25
29
Composite

• What are the factors of 25?

30
17
31
Prime
32
43
33
4 x 4 x 4 64
34
5 x 5 x 5 x 5
35
54 625
36
10,000
37
104 10 x 10 x 10 x 10
38
62
39
6 x 6 36
40
2 x 2 x 2 x 2 x 2
41
25 32
42
36
43
2 x 2 x 3 x 3or22 x 32
44
27
45
3 x 3 x 3or33
46
12
47
2 x 2 x 3or22 x 3
48
24
49
2 x 2 x 2 x 3or23 x 3
50
100
51
2 x 2 x 5 x 5or22 x 52