REAL NUMBERS AND PROPERTIES
Classify each number by naming all the subsets 
in which it is an element.
-4

6.5

√5
A.  Real, IrrationalB.  Real, RationalC.  Real, Rational, IntegerD.  Real, Rational, Integer, WholeE.  Real, Rational, Integer, Whole, Natural
1.390864.....
-√9
Type in the correct
letter.  Answers can
be used more than once
Classify each number by naming all the subsets 
in which it is an element.

2

0.2
A.  Real, IrrationalB.  Real, RationalC.  Real, Rational, IntegerD.  Real, Rational, Integer, WholeE.  Real, Rational, Integer, Whole, Natural
√49
0
0.615
Type in the correctletter.  Answers canbe used more than once 
Determine the property illustrated.
8 • ⅛ = 1
Additive Identity
Additive Inverse
 Multiplicative Identity
Multiplicative Inverse
Determine the property illustrated.
-8 + 0 = -8
Additive Identity
Additive Inverse
 Multiplicative Identity
Multiplicative Inverse
Determine the property illustrated.
3 + (-3) = 0
Additive Identity
Additive Inverse
 Multiplicative Identity
Multiplicative Inverse
Determine the property illustrated.
4/5 • 5/4 = 1
Additive Identity
Additive Inverse
 Multiplicative Identity
Multiplicative Inverse
Determine the property illustrated.
12 • 1 = 12
Additive Identity
Additive Inverse
 Multiplicative Identity
Multiplicative Inverse
Determine the property illustrated.
¼ • 1 = ¼
Additive Identity
Additive Inverse
 Multiplicative Identity
Multiplicative Inverse
7                   √49
√21                  5
6                   3/2
-3                   6
Write a statement using the trichotomy property.
                          Type in  < , > , or = 
√16              4
3.14              π
0                -3/8
- √7              2.6
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