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Rational and Irrational Numbers Practice

Last updated about 6 years ago

21 questions

Note from the author:

Rational and Irrational Numbers Practice

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Question 1

1.

Rational or irrational? -101

rational

irrational

Question 2

2.

Rational or irrational? 21.192

Rational

 irrational

Question 3

3.

Rational or irrational

Rational 

 irrational

Question 4

4.

Rational or irrational 8/17

Rational

irrational

Question 5

5.

Rational

irrational

Question 6

6.

Rational

irrational

Question 7

7.

Rational 

irrational

Question 8

8.

rational

irrational

Question 9

9.

All decimal forms are equivalent to 21.5 EXCEPT

Question 10

10.

-11.3 is rational because

it is negative.

It can be written as a ratio.

The decimal terminates.

Both b & c are correct.

Question 11

11.

The answer is a decimal that does not terminate or repeat.

It is rational

Question 12

12.

is rational because it has a repeating decimal.

is irrational because it goes on forever.

Question 13

13.

2.13171938... is irrational because

it is a decimal that goes on forever without repeating

It is rational because it repeats.

Question 14

14.

6/9

2/3

1/3

Question 15

15.

1/9

1 1/9

11/9

Question 16

16.

4/9

9/4

4 4/9

Question 17

17.

9  9/11

9 9/99

9 1/11

Question 18

18.

2 90/9

2 90/99

2 10/11

Question 19

19.

Question 20

20.

Which is an irrational number?

1/3

11.2092

Question 21

21.

Which is not equivalent to 13.02?

13.002

13.020

13.0200

13.020000