1
16
28
4
2
12
21
3
3
30
45
15
4
6
10
2
5
12
21
3
6
38
46
2
7
20
35
5
8
33
45
3
9
44
50
2
10
16
32
16
11
34
42
2
12
27
45
9
13
12
45
3
14
40
24
8
15
10
15
5
16
13
39
13
17
14
22
2
18
14
21
7
19
20
25
5
20
42
49
7
21
10
12
2
22
80
100
20
23
14
46
2
24
9
27
9
25
12
48
12
26
14
42
14
27
16
18
2
28
12
30
6
29
27
39
3
30
12
30
6
31
16
40
8
32
27
42
3
33
42
48
6
34
30
32
2
35
20
30
10
36
8
20
4
37
34
36
2
38
10
50
10
39
35
50
5
40
24
26
2
41
18
54
18
42
48
50
2
43
10
15
5
44
25
50
25
45
30
44
2
46
36
80
4
47
18
48
6
48
44
46
2
49
20
30
10
50
14
35
7
©Ms. Garcia Math
Name:
ID:
Quiz:
Grade:
Greatest Common Factor (GCF)
?
The
Greatest Common Factor
between 2 numbers is the largest factor that they have in common.
Is also known as the
Greatest Common Divisor
(GCD)
Find the GCF, for each number pair.
Reduce a Fraction to Lowest Terms
1)
,
GCF =
2)
=
3)
,
GCF =
4)
=
5)
,
GCF =
6)
=
7)
,
GCF =
8)
=
9)
,
GCF =
10)
=