Operations with Irrational Numbers

Phase 1-Numbers and Operations

Agenda 5.6

• Objective

Real Numbers Include

• Natural Numbers 1,2,3,.......

• Whole Numbers 0,1,2,3.........

• Integers -3,-2,-1,0,1,2,3,......

• Rational Numbers 1/2, .75, 3, -6 (any number that can be expressed as a fraction)

• Irrational Numbers     $\pi$  ,  $\sqrt{10}$  ,  any number that CANNOT be expressed as a fraction.

Multiple Select

$$\pi$$  Classify

• Irrational

• Rational

• Integer

• Whole

• Natural

Multiple Choice

When adding a NEGATIVE number and NEGATIVE number,  your result will be...

• Positive
• Negative
• The sign of the larger absolute value
• The sign of the smaller absolute value

Multiple Choice

Rational or Irrational?

$$\sqrt{81}$$  

• Rational 

• Irrational

Multiple Choice

Rational or Irrational?

$$\sqrt{21}$$  

• Rational 

• Irrational

Multiple Choice

Which of the following correctly classifies the number -8 to ALL of the number sets which it belongs

• integer, rational

• whole, integer

• Whole, Rational

• Natural, Integer

Multiple Choice

Which number does NOT represent a whole number?

• -12/3

• 6.0

• 12/4

• 9