Solution to

Frame 2-30.

Frame 2-29 is unusual in that the fraction has a numerator that is larger

200 = 2x2x2x5x5

=

than the denominator. Such a fraction is called an improper fraction.

375 3x5x5x5

An improper fraction is a fraction in which the numerator is equal to or

2x2x2x 5x5 = 2x2x2=

larger than the denominator.

3x5x5x5

3x5

A proper fraction is a fraction in which the numerator is less than the

8

denominator.

15

A combination of a whole number and a fraction, such as three and one-

half (3 1/2), is called a mixed number.

3/5 is a(n)

.

5/3 is a(n)

.

1 2/3 is a(n)

.

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Solution to

Frame 2-31.

When you worked the problem 7/8 divided by 1/4, you came up with an

improper fraction (7/2) as the answer. When your answer is an improper

3

fraction, you will usually change it to its mixed number form (this is also

5

proper fraction

referred to as "reducing"). To change an improper fraction to a mixed

number, divide the numerator by the denominator and put the remainder

5

(if any) over the denominator.

3

improper fraction

Reduce 7/2 to a mixed number.

1 2/3

mixed number

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Solution to

Frame 2-32.

Reduce the following improper fractions. If the remainder is zero, then

the improper fraction reduces to a whole number.

3

7/2 = 2/ 7

= 3 1/2

6

10

=

1

3

100

=

14

20

=

4

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MD0900

2-14

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