Deck 2: Review of Fractions

Question 1

If the product of two numbers is 1, they are said to be:

A) reciprocals.
B) mixed numbers.
C) unequal.
D) quotients.

Answer 1

reciprocals.

Question 2

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

Answer 2

True

Question 3

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

Answer 3

False

Question 4

The letters GCD stand for Greatest Common Divisor.

Question 5

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

Question 6

When you multiply or divide fractions, you must first find the common denominator.

Question 7

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

Question 8

Reducing before multiplying

A) has a definite set of rules
B) is an alternative method for multiplying fractions
C) results in multiplying a number evenly times the top and bottom of a fraction or fractions
D) raises fractions to their highest terms

Question 9

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.

Question 10

The reciprocal is not used in dividing fractions.

Question 11

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

Question 12

Which of the following is not a prime number?

A) 29
B) 41
C) 19
D) 9

Question 13

A prime number is any number larger than 1 that is divisible only by itself and 1.

Question 14

When an improper fraction is converted, if there is a remainder, it is:

A) the numerator.
B) a prime number.
C) the denominator.
D) a whole number.

Question 15

The horizontal line that separates the numerator and the denominator is called the dividend.

Question 16

The reciprocal is used:

A) in multiplying fractions
B) in dividing whole numbers
C) in dividing fractions
D) to replace the cancellation method

Question 17

A proper fraction has a value greater than 1.

Question 18

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

Question 19

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

A) reciprocals
B) quotients
C) products
D) none of these

Question 20

An equivalent number is a converted whole or mixed number that has the same numerical value as the original fraction.

Question 21

When multiplying two proper fractions, the product:

A) has a value equal to 1
B) has a value between the two fractions
C) is always a proper fraction
D) is always greater than 1

Question 22

To convert mixed numbers to improper fractions you would:

A) none of these.
B) multiply the whole number times the numerator of the fraction and add the product to the original denominator.
C) multiply the whole number times the denominator of the fraction and add the whole number to the denominator.
D) multiply the whole number times the denominator of the fraction and add the product to the original numerator.

Question 23

Fractions should never be reduced to their lowest terms.

Question 24

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

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

Question 25

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.

Question 26

The largest possible number that will divide equally into 2 or more other numbers is called the:

A) least common denominator.
B) numerator.
C) greatest common divisor.
D) denominator.

Question 27

When an improper fraction is converted, if there is a remainder, it is a whole number.

Question 28

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

Question 29

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

Question 30

When converting mixed numbers to improper fractions, the denominator of the improper fraction will be the same as_____________ the of the fractional part of the mixed number.

A) LCD
B) none of the above
C) numerator
D) denominator

Question 31

The bottom term in a fraction is the divisor or the number that divides into the numerator.

Question 32

To reduce a fraction to its lowest terms:

A) subtract the same number from the numerator and the denominator.
B) multiply the numerator and the denominator by the same number.
C) add the same number to the numerator and the denominator.
D) divide the numerator and the denominator by the same number.

Question 33

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

Question 34

To change an improper fraction into a whole or mixed number, you need only divide the denominator by the numerator.

Question 35

The greatest common divisor can be zero.

Question 36

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

Question 37

Which of the following statements is correct?

A) a prime number can be divided only by 1 and itself
B) prime numbers are also known as least common denominators
C) prime numbers are the reciprocals of fractions
D) none of these

Question 38

The top term in a fraction is called the numerator.