What is the best classification of this set {

̅

̅̅̅ }?

a. natural numbers

b. integers

c. non-integers

d. rational numbers

2. What is the best classification for – 4?

a. irrational number, real number

c. whole number, integer, real number

b. integer, rational number, real number

d. rational number, real number

For items 3 and 4, classify the subset of real numbers to which each number belongs.

3. 10

a. Integer, Natural

c. Integer

b. Rational, Integer, Whole, Natural

d. Irrational

4. √6

a. Integer, Natural

c. Integer

b. Rational, Integer, Whole, Natural

d. Irrational

5. Which number is the smallest?

a.1/3





b. 0.25

c. √4

d. 2.15

6. Which number is the greatest?

a.1/3





b. 0.25

c. √4

d. 2.15

7. Which of the following statement is TRUE?

a. Every whole number is a counting number.

b. Every rational number is an integer.

c. Every decimal is an irrational number.

d. Every natural number is a real number.

8. Which statement is FALSE?

a. The set of rational numbers is a subset of real numbers.

b. The set of decimal numbers is a subset of irrational numbers.

c. The set of whole numbers is a subset of rational numbers.

d. The set of irrational numbers is a subset of rational numbers.
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