Real Number System

Which group only contains natural numbers?

• 0, -2, 0.5

• 5, 2, 14

Which of the following is NOT a whole number?

• 0

• 3

• 0.4

• 12

Which of the following is an integer?

• 0.53

• -9

• -1.6

Which of the following is Rational?

• 0.7196432.....

Which of the following is Irrational?

• 8

• 0.67

Match the following to the BEST (most exact) category that it belongs to

• whole number

• 0

• rational

• natural number

• integer

• 5

• irrational

• -4

• 2

• 4

• 16

• INFINITY

• 81

• 9

• 2

• NO SOLUTION!

How do you write 3 x 3 x 3 x 3 with an exponent:

How do you write 2 x 2 x 2 x 2 with an exponent?

• 4²
• 2⁴
• 2²