Equivalent Fractions: Simplifying And Building With Answers Page 16
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16Determine whether the decimal form of each rational number will be terminating or repeating.
Do not actually convert the fraction to decimal!
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19
73.
74.
75
90
19
38
75. !
76. !
64
125
67
53
77. !
78. !
448
480
21
49
79.
(Hint: Simplify first)
80.
(Hint: Simplify first)
120
175
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21
81. !
82. !
480
448
Answer each question as true or false. If it is false, give a specific example to show that it is
false. If it is true, explain why.
83. Every fraction has either a terminating or repeating decimal form.
84. Every repeating decimal can be written as a fraction.
a
85. If the numbers a and b are relatively prime, then the fraction
is already simplified.
b
a
86. If the numbers a and b are not relatively prime, then the fraction
is not simplified.
b
87. There is only one decimal form for every fraction.
(Hint: Refer back to Exercises 95 and 96 of the previous section.)
88. There is only one fraction for every terminating decimal.
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