Number Sets

Number Sets

6-305

Natural Numbers

1, 2, 3, 4, 5, 6, 7, 8, 9.... (and so on)

Whole Numbers

0, 1, 2, 3, 4, 5, 6, 7, 8, 9... (and so on)

ALL NATURAL NUMBERS ARE ALSO WHOLE NUMBERS

Integers

-5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5

ALL NATURAL AND WHOLE NUMBERS ARE INTEGERS

Rational Numbers

 $\frac{3}{5}$ ,  $\frac{2}{7}$ ,  $\frac{4}{5}$ , 0.25, 0.5, 0.636363...


ALL Integers AND any fractions or decimals that stop OR repeat

Irrational Numbers

ONLY decimals that do not stop or repeat (long crazy decimals)

0.237467465857373489457374657585733739...

Irrational numbers are DIFFERENT from the 4 other groups

Multiple Select

7 is a

• integer

• whole number

• rational number

• irrational number

Multiple Select

0.564114726472816... is a

• irrational number

• rational number

• integer

• whole number

Multiple Select

Which of the following numbers is an integer?

• $\frac{3}{5}$

• 0.25

• -100

• 30.25

Multiple Select

 $\frac{3}{7}$  is an example of a 

• integer

• rational number

• whole number

• natural number

Multiple Select

1 is an example of a

• natural number

• whole number

• integer

• rational number

Multiple Select

Which of the following is NOT a whole number?

• 1

• 5

• 10

• -5

Multiple Select

Which number is a WHOLE number but NOT a NATURAL number

• 0

• -1

• 5

• 10

Multiple Select

0.23457753577436774478... is a

• irrational number

• rational number

• integer

• whole number

Multiple Choice

Which of the following numbers is an INTEGER?

•  $\frac{2}{3}$  

• 0.71

• -100

• 1.25

Multiple Choice

Which of the following numbers is RATIONAL

• 1.6536583726478325783...

• 4.64732658732648932...

• 4.67647463872...

• 0.353535353535...

Multiple Choice

What do WHOLE NUMBERS include that NATURAL NUMBERS do not?

• 0

• 100

• 1000

• nothing

Multiple Choice

What do INTEGERS include that WHOLE NUMBERS do not?

• fractions

• negative numbers

• decimals

• nothing

Multiple Choice

What do RATIONAL NUMBERS include that INTEGERS do not?

• fractions

• negative numbers

• 0

• nothing

Multiple Choice

Do IRRATIONAL numbers have anything in common with any of the other number sets?

• yes

• no

Open Ended

Give an example of an irrational number