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1. A proper fraction is when the numerator is greater than the denominator. 

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2. The writing of a whole number and a proper fraction is an improper fraction. 

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3. 4/5 is a proper fraction. 

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4. When a mixed number is converted to an improper fraction the new numerator is placed over the old denominator. 

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5. The greatest common divisor can be zero. 

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6. Inspection as well as the step approach could be used to find the least common denominator. 

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7. In the step approach the last divisor used is the greatest common divisor. 

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8. Fractions should never be reduced to their lowest terms. 

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The greatest common divisor and the least common denominator are really the same. 

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The least common denominator of fractions can be found by observation or by the use of prime numbers. 

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4 is a prime number. 

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Multiple Choice Questions
 
1 4/5 is an example of a(n): 

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13/2 converted to mixed number is: 

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The greatest common divisor of 20/30 is: 

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The first step in using the step approach to finding the greatest common divisor is to: 

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Chapter Tests             01  02  03  04  05  06  07  08  09  10  11  12  13  14  15  16 17 18  19  20  21  22                 Unit Test 01  02  03  04  05  06        
Homework Chapter    01  02  03  04  05  06  07  08  09  10  11  12  13  14  15  16 17 18  19  20  21  22                 Need A Tutor?     Need Homework Help?   
The first step in converting 30/50 = ?/200 to higher terms is to: 

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4/5 + 6/5 equals: 

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24. In adding 4/5 + 18/100 the least common denominator is: 

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  25. Which of the following is not a prime number? 

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  26. The LCD of 6/20, 9/5, 7/50 and 3/4: 

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27. Canceling: 

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28. The reciprocal is used: 

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29. Which step is not included in the step approach to calculating the greatest common divisor: 

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  30. To find LCD by prime numbers you should:

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31. A trip to Portland, Oregon from Boston will take 7 3/4 hours. Assuming we are 2/3 of the way there,
how much longer in hours will the trip take?

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32. Shelley Tilton bought 1 3/4 lbs of sliced roast beef, 8 1/2 lbs of sliced ham and 3/4 lb of cole slaw at Albertson's Market.
What was the total weight of her purchases? 
A. 11 lbs
b. 10 lbs
c. 9 ½ lbs
d. 12 lbs
e. None of these 33. Joe Jackson worked 8 hours on Monday, 4 1/4 hours on Tuesday, 6 1/8 hours on Wednesday,
7 1/4 hours on Thursday, and 8 1/8 hours on Friday. Calculate the total number of hours Joe worked for the week. 
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34. Cartons of humidifiers are stocked in 25,500 sq. ft. of warehouse space at Home Depot.
If each carton requires 4 1/4 sq. ft. of space, how many cartons can be stored in this space? 
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35. At a local Subway, Jill Jones owns 1/4 of the company and Roger Moore 1/8. Bill Moore owns the rest.
What part is owned by Bill?

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Chapter Tests             01  02  03  04  05  06  07  08  09  10  11  12  13  14  15  16 17 18  19  20  21  22                 Unit Test 01  02  03  04  05  06        
Homework Chapter    01  02  03  04  05  06  07  08  09  10  11  12  13  14  15  16 17 18  19  20  21  22                 Need A Tutor?     Need Homework Help? 39. Lisa Wolf has 20 1/8 days of vacation per year at WalMart. To date she has taken 4 1/2 in January,
3 1/4 in February, and 4 1/8 days in March. How much more vacation time is Lisa entitled to? 
a. 9 1/4
b. 11 7/8
C. 8 1/4
d. 8 1/2
e. None of these  
52. Indicate type of fraction: 3 4/7 
 
Mixed
   
53. Indicate type of fraction:  6/7 
 
Proper
  54. Indicate type of fraction:
10/9 
Improper 55. Convert to a mixed number
89/6 
14 5/6 56. Convert to an improper fraction
14 1/8 
113/8 57. A. Find greatest common divisor and
B. Convert to lowest terms. For (A) use the step approach or the observation method.
18/66
A. 6
B. 3/11
58. Convert to higher terms
8/9 = 96/? 
108 59. Add (Reduce to lowest terms)
6/15 + 2/15 
8/15
60. Add (Reduce to lowest terms)
1/7 + 5/14 
7/14 = 1/2
61. Find LCD by using Prime Numbers (show work)
1/8 + 1/4 + 1/3 + 1/6 
24 62. Subtract (Reduce to lowest terms if necessary)
13 1/7    5 5/21 
7 19/21 63. Multiply (Cancel as needed)
11 3/8    6 6/7 
78 64. At Victor's grocery, each case of Cherrios takes up 3 1/2 square feet.
If Victor sets aside 6,930 square feet, how many cases of Cherrios can Victor store? 
1980 65. On a plane trip to Hawaii, the baggage weight projected was 2,182 1/4 lbs.
The actual weight of all bags totaled 2,095 1/3 lbs. By how much was the projected weight overstated? 
86 11/12 lbs.
66. Acme Track Incorporated received 360 pairs of Nike running shoes. Each pair sells for $58.
Acme found 1/9 of the pairs to be defective and returned them. Assuming each pair cost Acme $26,
what profit did Acme make assuming all non-defective sneakers were sold? 
$10,240 67. Last year sales at Mel's cinema totaled $144,600. This year sales should increase by 1/3.
How much should sales increase by and what will sales be in the New Year? 
$48,200; $192,800
68. Indicate type of fraction:
3 3/4 
Mixed 69. Indicate type of fraction:
5/6 
Proper 70. Indicate type of fraction:
10/9 
Improper 72. Convert to an improper fraction 9 1/8 

73/8
  73. Calculate greatest common divisor by step approach and reduce to lowest terms 180/440 

9/22
 
74. Convert to higher terms 7/19 = ?/114 
114    19 = 6; 6    7 =
 
42
  75. Find LCD by using prime numbers (show work) 1/2 + 1/6 + 1/8 + 1/4 
 
24
   
76. 5/9    5 
 
1/9

   
77. At Flynn Manufacturing, 30 ¼ rolls of tape are made each hour on a new high speed machine.
If the machine runs 12 hours, how many rolls of tape will be produced? 
 
363 rolls of tape
   
78. At Kentucky Fried chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken.
If 2,400 people responded to the survey, how many preferred regular chicken? 

800
  79. At United Airlines, Pete Roy worked 8 3/4 hours on Monday, 4 1/2 hours on Tuesday, 9 1/4 hours on Wednesday,
10 1/2 hours on Thursday and 7 hours on Friday. How many total hours did Pete work during the week? 

40 hours
   
80. The Red Sox announced that their $50 box seats will increase next year by 1/5.
What will be the new ticket price? 

$60.00
 
81. Indicate type of fraction: 3 1/8 
 
Mixed
  82. Indicate type of fraction: 6/7 
 
Proper

  83. Indicate type of fraction: 12/11 
 
Improper
  84. Indicate type of fraction: 5/6 
 
Proper
  85. Indicate type of fraction: 15/14 
 
Improper
  86. Indicate type of fraction: 12 9/10 
 
Mixed
   
87. Convert to a mixed number: 88/7 
 
12 4/7
   
88. Convert to a mixed number: 77/3 
 
25 2/3
   
89. Convert to an improper faction: 12 1/7 
 
85/7
  90.
A. Find greatest common divisor and
B. Convert to lowest terms. For (A) use the step approach or the observation method.

90/320 
 
91. Convert to an improper fraction 11 1/9 
 
100/9
  92. A. Find greatest common divisor and
B. Convert to lowest terms. For (A) use the step approach or the observation method.

12/96 
   
93. 8/9 = 72/? 
 
81
  94. 3/4 = 36/?
 
36/48

   
95. Add (Reduce to lowest terms):
4/15 + 1/15 
1/3; 5/15 =
1/3

 
96. Add (Reduce to lowest terms):  2/7 + 3/14 1/2; 4/14 + 3/14 = 7/14 =
 
½
  97. Add (Reduce to lowest terms):  3/7 + 1/21 
 
10/21
   
98. Add (Reduce to lowest terms):  4/7 + 13/14 
 
1 1/2
  99. Find LCD by using Prime Numbers (show work):
1/2 + 1/5 + 1/4 + 1/20 
 
20

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