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GCF Mix
Contributed by: Schleper
(Original author: Arend)
3
Click the correct
answer.
21
Find the fill in the blanks 
and then find the GCF
7*7*7*3
7
3*7
7*7*7
49
3
Click the correct
answer.
75
Find the fill in the blanks 
and then find the GCF
5*5
3*5*5
5*5*2*2
5*5*2*2*3
5
100
Find the GCF of
3 and 6
1
2
6
3
Find the GCF of
4 and 12
1
4
6
2
Find the GCF of
8 and 16
1
2
8
4
Find the GCF of
9 and 21
1
9
21
3
Find the GCF of
9
and
21
Find the GCF of
9
and
15
Find the GCF of
6
and
24
Find the GCF of
12
and
30
Find the GCF of
7
and
21
Find the GCF of
16
and
24
Find the GCF of
16
and
24
Find the GCF of
8
and
30
Find the GCF of
21
and
49
Find the GCF of
18
and
24
Find the GCF of
15
and
27
Find the GCF of
3 and 6
1
2
6
3
Find the GCF of
32
and
40
Find the GCF of
20
and
32
Students who took this test also took :
Multiplying fractions with canceling
Multiplying fractions with canceling (harder)
Long multiplication
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