Rational and Irrational Numbers Study Guide

What types of decimal are included in the RATIONAL number system?

• There are no decimals in the rational number system.

• Repeating and terminating decimals

• repeating decimals only

• terminating decimals only

Convert this repeating decimal to a fraction:

___

.24

• 24/99

• 8/33

• 2/4

• 1/2

• 13

• 15

• 17

• 19

The square root of 30 is between which two integers?

• 3 and 4

• 25 and 36

• 5 and 6

• 7 and 8

• Point A

• Point B

• Point C

• Point D

Which number is irrational?

• -5

• 0.5

• 0.555555...

Which list contains only rational numbers?

• 
• 
• 
• 

• 25

• 4

• 5

• 40

• 3 cm

• 4 cm

• 5 cm

• 6 cm

Which number is both a perfect cube and a perfect square?

• 1

• 4

• 9

• 16