Practice Page
Directions: Read carefully and choose the best answer.
1.
What is the greatest common factor of 32 and 64?

Choose:
6
16
32
64
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2.
What is the least common multiple of 6 and 9?

Choose:
15
18
54
90
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3.
Which of the following choices, when used to fill in the blank, will show an application of the distributive property and the greatest common factor of the two numbers being added?
16 + 56 = ________

Choose:
4 (4 + 14)
2(8 + 28)
8 (2 + 7) 8(2 + 6)
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4.
Which of the following expressions is(are) equivalent to 4(3 + 5)?
(Check all that apply, and hit SUBMIT!)
 

12 + 5

12 + 20

60

32

3(4 + 5)

        

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5.
Which list shows all of the factors of 54?
Choose:
1, 2, 3, 4, 6, 9, 14, 18, 27, 54
1, 2, 3, 4, 6, 7, 8, 9, 14, 18, 27, 54
1, 2, 4, 6, 9, 14, 27, 54
1, 2, 3, 6, 9, 18, 27, 54
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6.
For which pair of numbers is their least common multiple the same as their product?

Choose:
2 and 8
6 and 9
5 and 7
5 and 10
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7.
Which of the following choices can represent 12 • 5 ?
(Check all that apply, and hit SUBMIT!)
 

12 + 12 + 12 + 12 + 12

(3 • 4) • 5

125s length = ?

(5 • 10) + (5 • 2)

12 • 12 • 12 • 12 • 12

125rect area = ?

5(10 + 2)

125rect perimeter = ?

        

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8.
What is the least common multiple of 3, 8 and 12?

Choose:
12
24
36
96
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9.
How many of the factors of 50 are prime numbers?
Choose:
1
2
3
none
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10.
Which choice shows finding the greatest common factor for 32 and 40?

Choose:
2(16 + 20) 4(8 + 10)
4(9 + 10) 8(4 + 5)
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