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Algebra A | Fraction Operations Test Review

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  • Which acronym do you need to remember when dividing? What does it stand for?
    KFF (Keep Flip, Flip)
  • Evaluate. 3 2/9 - 2 5/6
    7/18
  • Evaluate. 1/3 divided by 11/14
    14/33
  • How do you multiply fractions?
    Cross cancel if possible. Then multiply straight across.
  • Evaluate. 13/21 - 3/7
    4/21
  • Evaluate. 7 - 6/11
    6 5/11
  • Evaluate. 1/3 x 16
    16/3 or 5 1/3
  • Evaluate. 8 2/3 - 2 5/30
    6 1/2
  • Evaluate. 2/7 divided by 12/15
    5/14
  • Evaluate. 5 6/12 - 3 1/3
    2 1/6
  • You should check to see if you can cross cancel before performing which operation?
    Multiplication
  • What is the purpose of using KFF when dividing?
    To change the problem into multiplication, which is easy to do.
  • Evaluate. 8/35 + 6/7
    38/35 or 1 3/35
  • Evaluate. 3 1/4 x 2 3/5
    169/20
  • Evaluate. 30 x 3/5
    18
  • Which operation does a fraction represent?
    Division
  • True or False? You can multiply fractions without a common denominator.
    True
  • Evaluate. 15/25 + 19/50
    49/50
  • Evaluate. 3 3/4 divided by 4 1/2
    5/6
  • What comprises a mixed number?
    a whole number & a proper fraction
  • Evaluate. 3 - 14/19
    2 5/19
  • Evaluate. 1/3 divided by 3
    1/9
  • True or False? You can add fractions without a common denominator.
    False
  • Evaluate. 3 1/2 - 1 2/3
    1 5/6
  • Evaluate. 2/4 - 2/9
    5/18
  • Evaluate. 3/8 x 1/16
    3/128
  • Evaluate. 4 4/5 x 2 3/4
    18
  • Evaluate. 14 divided by 3/5
    70/3 or 23 1/3
  • True or False. You need a common denominator to subtract 2 fractions.
    True
  • When the numerator is larger than the denominator, it is called...
    an improper fraction
  • Evaluate. 2 8/15 + 8 4/5
    11 1/3
  • Evaluate. 2/3 x 11/14
    11/21
  • True or False. You need a common denominator to divide 2 fractions.
    False
  • Evaluate. 1 5/12 + 9 2/4
    10 11/12
  • Evaluate. 2 1/4 divided by 4 4/5
    15/32
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