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6.12: Proficiency Exam

  • Page ID
    53020
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    Proficiency Exam

    Exercise \(\PageIndex{1}\)

    The decimal digit that appears three places to the right of the decimal point is in the position.

    Answer

    thousandth

    Exercise \(\PageIndex{2}\)

    Write, using words, 15.036.

    Answer

    fifteen and thirty-six thousandths

    Exercise \(\PageIndex{3}\)

    Write eighty-one and twelve hundredths using digits. 81.12

    Answer

    81.12

    Exercise \(\PageIndex{4}\)

    Write three thousand seventeen millionths using digits.

    Answer

    0.003017

    Exercise \(\PageIndex{5}\)

    Convert 0.78 to a fraction. Reduce.

    Answer

    \(\dfrac{39}{50}\)

    Exercise \(\PageIndex{6}\)

    Convert 0.875 to a fraction. Reduce.

    Answer

    \(\dfrac{7}{8}\)

    Exercise \(\PageIndex{7}\)

    Round 4.8063 to the nearest tenth.

    Answer

    4.8

    Exercise \(\PageIndex{8}\)

    Round 187.51 to the nearest hundred.

    Answer

    200

    Exercise \(\PageIndex{9}\)

    Round 0.0652 to the nearest hundredth.

    Answer

    0.07

    For problems 10-20, perform each operation.

    Exercise \(\PageIndex{10}\)

    \(15.026 + 5.971\)

    Answer

    20.997

    Exercise \(\PageIndex{11}\)

    \(72.15 - 26.585\)

    Answer

    45.565

    Exercise \(\PageIndex{12}\)

    \(16.2 \cdot 4.8\)

    Answer

    77.76

    Exercise \(\PageIndex{13}\)

    \(10,000 \cdot 0.016\)

    Answer

    16

    Exercise \(\PageIndex{14}\)

    \(44.64 \div 18.6\)

    Answer

    2.4

    Exercise \(\PageIndex{15}\)

    \(0.21387 \div 0.19\)

    Answer

    1.1256

    Exercise \(\PageIndex{16}\)

    \(0.\overline{27} - \dfrac{3}{11}\)

    Answer

    0

    Exercise \(\PageIndex{17}\)

    Convert \(6 \dfrac{2}{11}\) to a decimal.

    Answer

    \(6.\overline{18}\)

    Exercise \(\PageIndex{18}\)

    Convert \(0.5 \dfrac{9}{16}\) to a decimal.

    Answer

    0.055625

    Exercise \(\PageIndex{19}\)

    \(3 \dfrac{1}{8} + 2.325\)

    Answer

    5.45

    Exercise \(\PageIndex{20}\)

    \(\dfrac{3}{8} \times 0.5625\)

    Answer

    \(\dfrac{27}{128}\) or 0.2109375


    6.12: Proficiency Exam is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts.

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