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Math 8 - Review #1 Real Numbers

Total questions: 14

Worksheet time: 34mins

Name
Class
Date
1.

To which real number set do the following real numbers belong?

a)

Irrational Numbers

b)

Natural Numbers

c)

Rational Numbers

d)

Integers

2.

We know that π (Pi) is approximately equal to 3.141592654... To which subset of the real numbers does π belong?

a)

Irrational Numbers

b)

Rational Numbers

c)

Integers

d)

Natural Numbers

3.

Which integer is a perfect square?

a)

169

b)

24

c)

10

d)

212

4.

0 is a Natural Number.

a)

True

b)

False

5.

Which statement is correct?

a)

All integers are rational numbers.

b)

All irrational numbers are whole numbers

c)

A real number must be a rational number.

d)

A repeating decimal is an irrational number.

6.
Where would you place the number -9 on the diagram?
a)
Integers
b)
Whole 
c)
Natural 
d)
Rational
7.
Which set is in descending order?
a)
15%  .45  9/10
b)
.45  15%  9/10
c)
9/10  15%  .45
d)
9/10  .45  15%
8.

Choose <, >, or = to create a true statement.  


 1824\frac{18}{24}  ____  55%

a)

b)

>

c)

=

9.

Which of the following can be classified as a whole number?

a)

-3.5

b)

54\frac{5}{4}

c)

245

d)

0.66

10.

What set of numbers describes the following number?


 4-4  


a)

Integer

b)

Natural

c)

Whole

11.

Which symbol would make this statement true? 


 49 \frac{4}{9}\   _____  48%



a)

<

b)

>

c)

-

12.

Which set of numbers most closely represents "Natural Numbers."

a)

. . .-3, -2, -1, 0 , 1, 2, 3, . . .

b)

0, 1, 2, 3, . . .

c)

1, 2, 3, 4, . . .

13.

Which set of numbers most closely represents the set of Integers?

a)

. . . -3, -2, -1, 0, 1, 2, 3,. . .

b)

0, 1/2, 2/4, 4/8 . . .

c)

0, 1/3, π\pi , 6 . . .

14.

Order the following from greatest to least:
0.35, 38\frac{3}{8}   , 42%,  45\frac{4}{5} , 0.2

a)

 45\frac{4}{5}  , 42%,  38\frac{3}{8} ,  0.35, 0.2

b)

 38\frac{3}{8} ,  42%,  45\frac{4}{5}  , 0.2, 0.35

c)

 45\frac{4}{5}  , 0.35,  38\frac{3}{8} , 42%, 0.2

d)

0.2, 0.35,  38\frac{3}{8} , 42%  45\frac{4}{5}