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Chapter 8 Pretest
By Kelsey Franz
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Last updated almost 6 years ago
14 questions
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Question 1
1.
Tell whether the number is
prime
or
composite
.
24
composite
prime
Question 2
2.
Tell whether the number is
prime
or
composite
.
17
prime
composite
Question 3
3.
Write the prime factorization of the number 28
Question 4
4.
Write the prime factorization of the number 360
Question 5
5.
Find the GCF (greatest common factor) of each set of numbers.
36, 64
Question 6
6.
Find the GCF (greatest common factor) of each set of numbers.
18, 12, 3
Question 7
7.
Write each fraction in simplest form. If the fraction is already in simplest form, write
simplified
.
5/25
Question 8
8.
Write each fraction in simplest form. If the fraction is already in simplest form, write
simplified
.
8/9
Question 9
9.
Find the LCM (least common multiple) of each set of numbers
14, 7
Question 10
10.
Find the LCM (least common multiple) of each set of numbers
3, 6, 15
Question 11
11.
Write each fraction as a decimal.
3/10
Question 12
12.
Write each fraction as a decimal.
1/5
Question 13
13.
Compare each fraction. Use the symbols <, >, or =.
3/5 O 1/2
<
>
=
Question 14
14.
Compare each fraction. Use the symbols <, >, or =.
2/3 O 5/6
<
>
=