Classifying and Ordering Real Numbers

Place numbers in DECREASING order. PUT THEM ALL IN THE SAME FORM FIRST!!!

True or False: 2 is a natural number.

• True

• False

A rational number...

• can be positive or negative

• can be a decimal

• can be expressed as a fraction

• All the above

True or False: -5.5 is an integer.

• True

• False

Which value could be placed in the A portion of the diagram?

• -2.555555...

• 3.14

Natural numbers are

• values less than zero

• ..., -3, -2, -1, 0, 1, 2, 3

• 1, 2, 3, 4,...

• 1/2, 2/3, 3/4, 5/6...

Integers are

• ..., -3, -2, -1, 0, 1, 2, 3, ...

• numbers that can be expressed in fraction form

• 0, 1, 2, 3,...

• 1, 2, 3, ...

Rational numbers are

• ..., -3, -2, -1, 0, 1, 2, 3, ...

• numbers that can be expressed in fraction form

• 0, 1, 2, 3,...

• numbers that CANNOT be expressed as terminating or repeating decimals or fractions

Irrational numbers are

• ..., -3, -2, -1, 0, 1, 2, 3, ...

• numbers that can be expressed in fraction form

• 0, 1, 2, 3,...

• numbers that CANNOT be expressed as terminating or repeating decimals or fractions