Name: 
 

Math 10.2.1 LCM & GCF


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
Write the prime factorization of 630.
a.
mc001-1.jpg
b.
mc001-2.jpg
c.
mc001-3.jpg
d.
mc001-4.jpg
 

 2. 
Write the prime factorization of 4116.
a.
mc002-1.jpg
b.
mc002-2.jpg
c.
mc002-3.jpg
d.
mc002-4.jpg
 

 3. 
Determine the greatest common factor of 56 and 88.
a.
77
b.
616
c.
7
d.
8
 

 4. 
Determine the greatest common factor of 280 and 360.
a.
9
b.
63
c.
2520
d.
40
 

 5. 
Determine the least common multiple of 10 and 22.
a.
2
b.
55
c.
220
d.
110
 

 6. 
Determine the least common multiple of 78 and 102.
a.
1326
b.
6
c.
2652
d.
7956
 

 7. 
Determine the least common multiple of 48, 72, and 108.
a.
432
b.
216
c.
31 104
d.
12
 



 
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