Page 199 - Basic College Mathematics with Early Integers

Vocabulary and Readiness Check

Use the choices below to fill in each blank.

improper fraction proper is undefined mixed number = 0
Ú 1 denominator = 1 6 1 numerator
17
1. The number is called a(n) .The number 31 is called its and 17 is called its
31
.

-9 0 -4
2. If we simplify each fraction, , , and we say .
-9 -4 0
8 3
3. The fraction is called a(n) fraction, the fraction is called a(n) fraction,
3 8
3
and 10 is called a(n) .
8
4. The value of an improper fraction is always , and the value of a proper fraction is always
.

3.1 Exercise Set FOR EXTRA HELP

Objectives Identify the numerator and the denominator of each fraction and identify each fraction as proper or
improper. See Examples 1, 2, and 10.
1 1 10
1. 2. 3.
2 4 3

53 15 26
4. 5. 6.
21 15 26

Objectives Write a proper or improper fraction to represent the shaded part of each diagram. If an improper
fraction is appropriate, write the shaded part of the diagram as (a) an improper fraction and (b) a mixed number.
See Examples 3 through 6 and 11 and 12.

7. 8.

9. 10.

Copyright 2012 Pearson Education, Inc.
11. 12. 13.

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