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Questions and Answers
What defines an improper fraction?
What defines an improper fraction?
- A fraction where the numerator is greater than or equal to the denominator (correct)
- A fraction that is a whole number
- A fraction where the numerator is equal to the denominator
- A fraction where the numerator is less than the denominator
Which of the following is an example of a mixed number?
Which of the following is an example of a mixed number?
- 3/4
- 1 2/3 (correct)
- 7/7
- 5/3
Which operation can be performed on negative fractions and mixed numbers?
Which operation can be performed on negative fractions and mixed numbers?
- Only subtraction
- Only addition
- Operations are the same as for positive fractions and mixed numbers (correct)
- No operations are allowed
To add or subtract unlike fractions, what must be done?
To add or subtract unlike fractions, what must be done?
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What is the least common multiple (LCM) of 20, 24, and 45 as found using the division method?
What is the least common multiple (LCM) of 20, 24, and 45 as found using the division method?
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Study Notes
Fractions and Mixed Numbers
- Improper fractions have numerators larger than or equal to their denominators.
- Mixed numbers combine a whole number with a fraction.
- Converting between improper fractions and mixed numbers is possible.
- Negative fractions and mixed numbers follow the same operational rules as positive ones.
- Like fractions have identical denominators.
- To add or subtract unlike fractions, they must be converted to like fractions using equivalent fractions.
- The Least Common Multiple (LCM) for 20, 24, and 45 is 360.
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