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