Answer Key: Self-Test C-1.1.2

  1. Reduce the following fractions to their lowest terms:
    1. [latex]\frac{9}{10}[/latex]
    2. [latex]\frac{1}{10}[/latex]
    3. [latex]\frac{7}{12}[/latex]
    4. [latex]\frac{1}{10}[/latex]
    5. [latex]\frac{11}{12}[/latex]
    6. [latex]\frac{1}{8}[/latex]
    7. [latex]\frac{7}{9}[/latex]
    8. [latex]\frac{2}{9}[/latex]
    9. [latex]\frac{5}{6}[/latex]
    10. [latex]\frac{1}{7}[/latex]
    11. [latex]\frac{5}{12}[/latex]
  2. A circle contains 360 degrees. What part of a circle is:
    1. [latex]\frac{1}{4}[/latex]
    2. [latex]\frac{2}{3}[/latex]
    3. [latex]\frac{1}{6}[/latex]
    4. [latex]\frac{1}{3}[/latex]
    5. [latex]\frac{1}{2}[/latex]
  3. How many eighths of an inch are there in the following mixed numbers?
    1. 11
    2. 20
    3. 27
    4. 45
    5. 99
    6. 167
  4. Change the following mixed numbers to improper fractions:
    1. [latex]\frac{19}{4}[/latex]
    2. [latex]\frac{11}{3}[/latex]
    3. [latex]\frac{41}{8}[/latex]
    4. [latex]\frac{27}{10}[/latex]
    5. [latex]3\frac{1}{4}[/latex]
    6. [latex]\frac{19}{2}[/latex]
    7. [latex]\frac{17}{5}[/latex]
    8. [latex]\frac{27}{8}[/latex]
  5. Change the following improper fractions to mixed numbers:
    1. [latex]8\frac{1}{3}[/latex]
    2. [latex]2\frac{5}{6}[/latex]
    3. [latex]5\frac{2}{5}[/latex]
    4. [latex]4\frac{1}{2}[/latex]
    5. [latex]7\frac{1}{2}[/latex]
    6. [latex]1\frac{1}{4}[/latex]
    7. [latex]1\frac{2}{9}[/latex]
    8. [latex]8\frac{2}{3}[/latex]
    9. [latex]9\frac{1}{2}[/latex]
    10. [latex]3\frac{1}{4}[/latex]
    11. [latex]5\frac{5}{7}[/latex]
    12. [latex]2\frac{2}{5}[/latex]

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