Real Numbers

Rachel states that -5.5 is an integer because it is negative.

Is she correct?

Why or why not?

• Yes, because all negatives are integers.

• Yes, because all integers have decimals.

• No, because integers do not have decimals.

• No, because integers cannot be negative.

Classify this number:  6.7

• real
• real      rational
• real      rational        integer
• real   rational   integer   whole

Is ½ a terminating decimal or a repeating decimal?

• terminating decimal
• repeating decimal

Classify this number:  -12

• real
• real      rational
• real       irrational
• real         rational        integer

A rational number:

• can be turned into a fraction.
• is only positive.
• can't have a decimal.
• is not a real number.

8 is a part of the following sets: 

• Whole Number
• Integer
• Rational
• All of the above

Which number is an irrational number?

• 2.5
• 5.72314.....
• -17
• 1/2

Which word does NOT describe 5?

• Whole
• Integer
• Rational
• Irrational

Which list shows these numbers in order from least to greatest?

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