Adding Fractions Practice Quiz
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Questions and Answers

When adding fractions with the same denominators, what do we do?

  • Multiply the numerators and denominators together
  • Simply add or subtract the numerators and place the result over the common denominator (correct)
  • Add the denominators together
  • Subtract the numerators and place the result over the common denominator
  • What is the first step when adding fractions with different denominators?

  • Subtract the numerators directly
  • Find equivalent fractions with the same denominators (correct)
  • Add the fractions directly
  • Multiply the denominators together
  • What should be done if an equation calls for adding a negative fraction?

  • Rewrite the equation as subtracting a positive fraction (correct)
  • Subtract the fraction from 1
  • Multiply the fraction by -1 before adding
  • Ignore the negative sign and add the fraction normally
  • What is the result when adding fractions with unlike denominators and then simplifying?

    <p>A fraction with the least common denominator</p> Signup and view all the answers

    How many fractions can be added or subtracted at a time using the provided calculator?

    <p>3 fractions, 4 fractions, 5 fractions, and up to 9 fractions</p> Signup and view all the answers

    Two fractions are equivalent if they have the same ______

    <p>value</p> Signup and view all the answers

    Since $5$ and $6$ have no common factors, the fraction $\Large\frac{5}{6}$ cannot be ______

    <p>reduced</p> Signup and view all the answers

    To add or subtract fractions with different denominators, we first must write them as equivalent fractions having the same ______

    <p>denominator</p> Signup and view all the answers

    We only use the denominators of the fractions, not the numerators, when finding the ______

    <p>LCD (the least common denominator)</p> Signup and view all the answers

    Once we have converted two fractions to equivalent forms with common denominators, we can add or subtract them by adding or subtracting the ______

    <p>numerators</p> Signup and view all the answers

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