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Worksheets6th Grade Ch 4 Review
Total questions: 154
Worksheet time: 3hrs 4mins
Name
Class
Date
1.
GCF of 12 and 18
a)
3
b)
4
c)
6
d)
2
2.
GCF of 10 and 12
a)
5
b)
2
c)
3
d)
6
3.
GCF 24 and 36
a)
8
b)
6
c)
12
d)
4
4.
GCF of 32 and 40
a)
2
b)
4
c)
6
d)
8
5.
GCF of 16 and 18
a)
4
b)
2
c)
6
d)
8
6.
GCF of 24 and 48
a)
3
b)
6
c)
12
d)
24
7.
GCF of 50 and 100
a)
10
b)
25
c)
50
d)
5
8.
GCF of 18 and 24
a)
2
b)
3
c)
4
d)
6
9.
GCF of 14 and 28
a)
2
b)
7
c)
14
d)
8
10.
What is the greatest factor of 28 and 49?
a)
1
b)
2
c)
7
d)
12
11.
What is the LCM of 2, 4, and 9?
a)
18
b)
36
c)
27
d)
40
12.
What is the LCM of 3 and 6?
a)
3
b)
6
c)
12
d)
15
13.
What is the LCM of 7 and 8?
a)
7
b)
8
c)
42
d)
56
14.
What is the LCM of 3,6,9
a)
12
b)
9
c)
36
d)
18
15.
What is the LCM of 4, 8 and 10?
a)
20
b)
80
c)
40
d)
120
16.
What is the LCM of 32 and 40?
a)
180
b)
160
c)
140
d)
200
17.
What is the LCM of 45 and 72?
a)
72
b)
3,240
c)
360
d)
260
18.
Is 64 divisible by 2?
a)
Yes
b)
No
19.
70 can be evenly divided by which number?
a)
5
b)
10
c)
2
d)
All of the above
20.
What is the divisibility rule for 3?
a)
Add up the digits. The sum must be even and divisible by 3.
b)
The digits must add up to 9.
c)
The last digit must be a 3.
d)
Add up the digits. The sum must be divisible by 3.
21.
What is the divisibility rule for 5?
a)
The digits must add up to 10.
b)
The last digit needs to be a 5 or 0.
c)
The last digit can only be a 5.
d)
The sum of the digits need to be divisible by 5.
22.
Is 95 divisible by 5?
a)
Yes
b)
No
23.
Is 81 divisible by 3?
a)
Yes
b)
No
24.
True or False...
40,500 is divisible by 6
40,500 is divisible by 6
a)
True
b)
False
25.
The number 70,110 is divisible by...
a)
2, 3, 4, 5, 6, 9, 10
b)
2, 3, 4, 5, 6, 8, 9, 10
c)
2, 3, 5, 6, 9, 10
d)
2, 3, 5, 9, 10
26.
Is 4,673 divisible by 2?
a)
Yes
b)
No
27.
Is 36,928 divisible by 4?
a)
Yes
b)
No
28.
Is 99,718 divisible by 6?
a)
Yes
b)
No
29.
Is 202,470 divisible by 2?
a)
Yes
b)
No
30.
Is 60,714 divisible by 3?
a)
Yes
b)
No
31.
Is 22,996 divisible by 9?
a)
Yes
b)
No
32.
105 is NOT divisible by which number?
a)
1
b)
2
c)
3
d)
5
33.
252 is divisible by 6 because:
a)
The digits add up to 6.
b)
The sum of the digits is divisible by 6.
c)
It's even and the sum of the digits is divisible by 3.
d)
The sum of the digits is even.
34.
18 is divisible by
a)
2 and 5
b)
2 , 3, and 10
c)
6 and 9
d)
2,3, 6 and 9
35.
Is 5 prime or composite?
a)
Prime
b)
Composite
36.
All of these are prime except
a)
3
b)
9
c)
2
d)
13
37.
A composite number
a)
has more than 2 factors
b)
has one factor
c)
has at least 10 factors
d)
is always a really big number
38.
2 x 2 x 2 is the prime factorization of
a)
6
b)
12
c)
22
d)
8
39.
One is
a)
prime
b)
composite
c)
not prime or composite
d)
the loneliest number that you'll ever do
40.
Which is the prime factorization of 12?
a)
2 x 6
b)
2 + 2 + 2 + 2 + 2 + 2
c)
2 x 2 x 3
d)
1 x 2 x 2 x 3
41.
What are the prime factors of 30?
a)
3, 2, 5
b)
1, 2, 3, 5, 6, 15, 30
c)
3, 30
d)
10, 3
42.
What is the prime factorization of 16?
a)
1 x 16
b)
2 x 2 x 4
c)
2 x 2 x 2 x 2
d)
8 + 8
43.
Use a number tree to find the prime factorization of 48
a)
4x2x6
b)
4x2x2x3
c)
3x2x2x2x2
d)
12x4
44.
Use a number tree to find the prime factorization of 72
a)
2x2x2x3x3
b)
4x3x3x2
c)
4x2x2x2x2
45.
Use a number tree to find the prime factorization of 105
a)
7x5x3
b)
11x5x3
c)
7x5x2x1
d)
7x5x3x2
46.
Use a number tree to find the prime factorization of 111
a)
33x3
b)
11x3x3
c)
37x3
d)
9x4x3x1
47.
Using a Factor Tree, find the prime factorization of 54.
a)
32 x 6
b)
33 x 2
c)
23 x 3
d)
9 x 6
48.
Using a Factor Tree, find the prime factorization of 18.
a)
9 x 2
b)
3 x 22
c)
32 x 2
d)
33
49.
The following prime factorization represents which number: 24 x 5
a)
40
b)
15
c)
95
d)
80
50.
The following prime factorization represents which number: 22 x 3 x 7
a)
14
b)
84
c)
42
d)
70
51.
Using a Factor Tree, find the prime factorization of 75.
a)
52 x 3
b)
5 x 3 x 3
c)
32 x 5
d)
15 x 5
52.
Find the prime number
a)
10
b)
9
c)
7
d)
4
53.
True or False
2 is a COMPOSITE number.
2 is a COMPOSITE number.
a)
TRUE
b)
FALSE
54.
Which number listed below is a prime number?
a)
1
b)
37
c)
63
d)
33
55.
Is 29 prime or composite?
a)
Prime
b)
Composite
56.
Is 15 prime or composite?
a)
Prime
b)
Composite
57.
Is 17 prime or composite?
a)
Prime
b)
Composite
58.
Is 25 prime or composite?
a)
Prime
b)
Composite
59.
Which numbers are composite? (you may select more than one)
a)
6
b)
45
c)
33
d)
47
e)
29
60.
Is the number 13 prime or composite?
a)
Prime
b)
Composite
61.
Which number is composite?
a)
13
b)
15
c)
19
d)
11
62.
Is the number 16 Prime or Composite?
a)
Prime
b)
Composite
63.
Which number is prime?
a)
4
b)
19
c)
12
d)
16
64.
Which list has only prime numbers?
a)
2, 3, 4, 5
b)
1, 5, 7, 9
c)
2, 3, 5, 7
d)
2, 4, 6, 8
65.
Which list is only composite numbers?
a)
1, 3, 4
b)
2, 4, 6
c)
4, 6, 8
d)
5, 6, 8
66.
Find the prime number.
a)
0
b)
1
c)
7
d)
4
67.
True or False
0 is a COMPOSITE number.
0 is a COMPOSITE number.
a)
TRUE
b)
FALSE
68.
Which fraction is equivalent to 1?
a)
1/2
b)
1/10
c)
5/5
d)
5/1
69.
Which is NOT an equivalent fraction to one half?
a)
2/4
b)
2/3
c)
4/8
d)
3/6
70.
The number on the top of a fraction is called what?
a)
numerator
b)
denominator
c)
fractionator
d)
equivalent
71.
The number on the bottom of a fraction is called what?
a)
numerator
b)
denominator
c)
equivalent
d)
improper
72.
Find the missing numerator:
2/3 = ?/9
2/3 = ?/9
a)
1/9
b)
4/9
c)
6/9
d)
7/9
73.
Which of the following is an equivalent fraction to 5/6?
a)
9/12
b)
10/12
c)
8/12
d)
14/18
74.
a)
1
b)
3
c)
9
d)
8
75.
a)
6/9
b)
6/6
c)
9/9
d)
2/3
76.
a)
2
b)
4
c)
1
d)
3
77.
Which of the following is an equivalent fraction to 5/6?
a)
9/12
b)
10/12
c)
8/12
d)
14/18
78.
Select the equivalent fraction for 2/3
a)
4/6
b)
8/10
c)
3/9
d)
6/12
79.
a)
4
b)
12
80.
Select the equivalent fraction for 1/10
a)
3/20
b)
2/25
c)
3/10
d)
4/40
81.
Write 16/24 in simplest form.
a)
2/3
b)
4/6
c)
8/12
d)
16.24
82.
Are the fractions equivalent?
a)
Yes
b)
No
83.
Complete the equivalent fraction.
a)
6
b)
9
c)
15
d)
23
84.
Put 15/45 in simplest form.
a)
3/9
b)
1/3
c)
30/90
d)
Already in simplest form
85.
A fraction that cannot be simplified any further
a)
Mixed Number
b)
Simplest Form
c)
Improper Form
86.
A fraction in which the numerator is larger than the denominator
a)
Mixed Number
b)
Simplest Form
c)
Improper Form
87.
A whole number paired with a proper fraction
a)
Mixed Number
b)
Simplest Form
c)
Improper Form
88.
Simplify 4/30
a)
11/17
b)
1/7
c)
2/15
89.
Simplify 15/40
a)
7/15
b)
3/8
c)
4/20
90.
Simplify 9/108
a)
7/15
b)
3/54
c)
1/12
91.
Simplify 16/4
a)
8/2
b)
4/1
c)
4
92.
Simplify 23/4
a)
5 3/4
b)
3 5/4
c)
4 3/5
93.
Simplify 18/5
a)
4 2/3
b)
4 6/9
c)
3 3/5
94.
Change to Improper Fraction: 2 2/9
a)
18/9
b)
20/9
c)
4/9
95.
Change to Improper fraction 6 1/8
a)
49/8
b)
48/9
c)
49/6
96.
Change to Improper fraction 2 2/9
a)
19/9
b)
18/9
c)
20/9
97.
Which is greater?
a)
3/4
b)
3/6
98.
Which is less?
a)
6/8
b)
3/8
99.
Which is less?
a)
4/8
b)
4/10
100.
Which is greater?
a)
1/3
b)
3/3
101.
Which is less?
a)
7/10
b)
7/12
102.
Which is greater?
a)
2/4
b)
1/4
103.
Which is greater?
a)
2/4
b)
2/6
104.
Which is less?
a)
5/8
b)
5/6
105.
Which is greater?
a)
2/6
b)
5/6
106.
Which is less?
a)
4/5
b)
2/5
107.
3/5 ____ 1/2
a)
>
b)
<
c)
=
108.
5/9 ___ 2/6
a)
>
b)
<
c)
=
109.
a)
<
b)
>
c)
=
110.
1/2 ___ 1/3
a)
>
b)
<
c)
=
111.
11/12 ___ 9/11
a)
>
b)
<
c)
=
112.
1/2 ___ 4/9
a)
>
b)
<
c)
=
113.
5/10 ___ 2/7
a)
>
b)
<
c)
=
114.
a)
<
b)
>
c)
=
115.
1/3 ___ 2/7
a)
>
b)
<
c)
=
116.
3/11 ___ 2/4
a)
>
b)
<
c)
=
117.
Place the correct symbol in the space provided:
1/2 ____ 3/8
1/2 ____ 3/8
a)
>
b)
<
c)
=
118.
Which fraction would make this statement true?
2 / 3 < _____
2 / 3 < _____
a)
2/3
b)
1/3
c)
1/2
d)
3/3
119.
Which of the following has a value greater than 2/3?
a)
1/3
b)
2/4
c)
4/6
d)
3/4
120.
Compare 7/8 and 5/9
a)
7/8 > 5/9
b)
7/8 < 5/9
c)
7/8 = 5/9
121.
Compare 1/4 and 1/7
a)
1/4 > 1/7
b)
1/4 < 1/7
c)
1/4 = 1/7
122.
What decimal is equivalent to 1/10?
a)
0.1
b)
10.1
c)
1.10
d)
10
123.
What decimal is equivalent to 3/4?
a)
0.34
b)
3.4
c)
0.75
d)
4/3
124.
What decimal is equivalent to 3/5?
a)
0.35
b)
0.4
c)
0.3
d)
0.6
125.
What decimal is equivalent to 1/2?
a)
0.5
b)
0.12
c)
1.2
d)
0.4
126.
What decimal is equivalent to 9/10?
a)
0.9
b)
9.0
c)
9.10
d)
10.9
127.
What decimal is equivalent to 1/3?
a)
0.13
b)
0.3
c)
0.33...
d)
0.31
128.
What decimal is equivalent to 7/10?
a)
1/7
b)
7.0
c)
0.07
d)
0.7
129.
What decimal is equivalent to 1/5?
a)
0.2
b)
0.1
c)
0.15
d)
0.51
130.
What fraction is equivalent to 0.5?
a)
1/2
b)
1/5
c)
0/5
d)
2/5
131.
What fraction is equivalent to 0.7?
a)
1/7
b)
7/10
c)
7/100
d)
7/1
132.
What fraction is equivalent to 0.8?
a)
8/1
b)
4/5
c)
8/100
d)
8/1
133.
What fraction is equivalent to 0.66....?
a)
6/10
b)
60/100
c)
2/3
d)
1/3
134.
What fraction is equivalent to 0.25?
a)
2/5
b)
1/4
c)
3/8
d)
5/2
135.
What fraction is equivalent to 0.6?
a)
1/6
b)
6/9
c)
1/3
d)
3/5
136.
What fraction is equivalent to 0.75?
a)
3/4
b)
7/5
c)
75/10
d)
5/7
137.
What fraction is equivalent to 0.1?
a)
1/5
b)
1/10
c)
1/100
d)
1/1000
138.
What fraction is equivalent to 1.2?
a)
6/5
b)
12/1
c)
1/2
d)
12/5
139.
What decimal is equivalent to 1 3/4?
a)
1.34
b)
1.75
c)
1.25
d)
1.43
140.
1/8 as a decimal:
a)
.13
b)
.785
c)
.125
d)
.18
141.
5/8 as a decimal:
a)
.375
b)
.126
c)
.125
d)
.625
142.
3/8 as a decimal:
a)
.215
b)
.375
c)
.537
d)
.80
143.
.375 is what as a fraction?
a)
2/3
b)
1/5
c)
1/8
d)
3/8
144.
Write 4/100 as a decimal
a)
.40
b)
.04
c)
4.4
d)
4
145.
Convert 2/25 from a fraction to a decimal
a)
2.25
b)
.25
c)
.8
d)
.08
146.
Write 96 hundredths as a decimal
a)
96.100
b)
.96
c)
.096
d)
96
147.
How would the decimal .03 be written as a fraction?
a)
3/10
b)
3/100
c)
1/3
d)
3/5
148.
How would the fraction 45/100 be written as a decimal?
a)
.45
b)
.045
c)
4.5
d)
45
149.
How would the fraction 13/100 be written as a decimal?
a)
1.3
b)
13.100
c)
.13
d)
.013
150.
How would the decimal 2.34 be written as a fraction?
a)
2 3/4
b)
2 34/10
c)
2 34/100
d)
2/34
151.
How would the decimal .06 be written as a fraction?
a)
6/10
b)
1/6
c)
6/100
d)
6/600
152.
Convert .67 into a fraction.
a)
67/10
b)
.67/100
c)
76/100
d)
67/100
153.
Convert 1.25 into a fraction and simplify
a)
1.25/100
b)
125/100
c)
1 1/4
d)
1 25/100
154.
Convert .65 into a fraction and simplify
a)
65/100
b)
13/20
c)
6.5/100
d)
6.5/10
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