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Exam 2: Review of Fractions

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Question 21

True/False

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In converting mixed numbers to improper fractions, the numerator of the improper fraction will be the same as the numerator of the fractional part of the mixed number.

A) True
B) False

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Question 22

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Before fractions may be added or subtracted, they must all have the same:

A) divisor
B) denominator
C) numerator
D) dividend

E) B) and C)
F) A) and D)

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Question 23

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Raising a fraction to higher terms changes the value of the fraction.

To convert mixed numbers to improper fractions, multiply the whole number times the denominator of the fraction and add the product to the original denominator.

A fraction with a numerator that is less than the denominator is called an improper fraction.

To divide by a fraction, divide the dividend by the reciprocal of the dividend.

The top term in a fraction is called the numerator.

After fractions have been added, subtracted, multiplied, or divided, the fraction in the answer should be increased to its highest terms.

A fraction is in lowest terms when there is no number that can be divided evenly into the numerator and denominator.

Reducing before multiplying

Before you can add or subtract fractions, they must have the same denominators.

If you multiply or divide both parts of a fraction by the same number, the value of the fraction does not change.

You can rewrite a fraction to higher terms by adding the numerator and the denominator.

Multiplication and division of fractions are totally dissimilar activities requiring separate skills.

Which of the following statements is correct?

An improper fraction has a value equal to or less than 1.

When multiplying two proper fractions, the product:

When you multiply fractions, you do not have to use: