Teacher/User Name: DEMO Name:__________________________
Practice Problems Period: ________ Date: ____________

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All rights reserved. Copyright 1998 Triple Threat Inc.

Name the set or sets of numbers to which each real number belongs:

1) -10

A.   Imaginary, Complex
B.   Whole, Rational, Real, Complex
C.   Integer, Rational, Real, Complex
D.   Whole, Rational, Imaginary



2) 32

A.   Natural, Whole, Real, Complex
B.   Natural, Whole, Integer, Rational, Real, Complex
C.   Rational, Real
D.   Rational, Real, Complex

3) 
_
9

A.   Whole, Real, Complex
B.   Natural, Whole, Integer, Rational, Real, Complex
C.   Natural, Rational, Imaginary
D.   Natural, Whole, Rational, Real, Complex



4) 
8

15

A.   Natural, Whole, Real, Complex
B.   Irrational, Real, Complex
C.   Rational, Imaginary, Complex
D.   Rational, Real, Complex

5) -52 - 8i

A.   Irrational, Real, Complex
B.   Complex
C.   Natural, Whole, Rational, Real, Complex
D.   Natural, Whole, Real, Complex



6) 
__
80

A.   Rational, Real
B.   Irrational, Real, Complex
C.   Rational, Real, Complex
D.   Natural, Whole, Real, Complex


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