Rational and Irrational Numbers

Rational and Irrational Numbers

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Poll

Is  $\frac{2}{3}$   rational or irrational?

• Rational

• Irrational

Poll

Is  $\overline{0.23}$   rational or irrational?

• Rational

• Irrational

Poll

Is  $\pi$   rational or irrational?

• Rational

• Irrational

Poll

Is  $3\ \frac{3}{4\ }$   rational or irrational?

• Rational

• Irrational

Multiple Choice

There is an imposter among us! Select the number that does not belong with the other 3. 

•  $\pi$  

•  $\frac{4}{3}$  

•  $\frac{1}{5}$  

•  $0.6$  

Poll

What is $3^2$  ?

• 6

• 5

• 9

• 1

Poll

What is $\left(-12\right)^2$  ?

Hint: (-12)(-12)

• -6

• 24

• -10

• 144

Poll

What is $\left(-4\right)^2$  ?

Hint: (-4)(-4)

• -16

• 16

• -8

• 8

Multiple Choice

What is $\left(-3\right)^2$  ?

Hint: (-3)(-3)

• -6

• 9

• -9

• 6

Poll

4 and -4 are...

• Rational

• Irrational

Poll

Milkshakes or smoothies?

• Milkshakes

• Smoothies

Poll

 $\sqrt{14}$  and  $-\sqrt{14}$  are...

• Rational

• Irrational

Multiple Select

Solve for x: $x^2=121$  

Select all that apply.

• 60.5

• -60.5

• 11

• -11

Multiple Select

Solve for x: $x^2=36$  

Select all that apply.

• 18
  

• 6

• -1

• -6

Multiple Select

Solve for x: $x^2=25$  

Select all that apply.

• 18
  

• 6

• -1

• -6

Multiple Select

Solve for x: $x^2=24$  

Select all that apply.

• 12
  

• -12

•  $\sqrt{24}$  

•   $-\sqrt{24}$  

Multiple Choice

There is an imposter among us! Select the number that does not belong with the other 3. 

•  $\pi$  

•   $\sqrt{92}$  

•  $\frac{1}{5}$  

•  $-\sqrt{45}$  

Poll

Rate your confidence level with figuring out if a number is rational or irrational.

• 1 - I need to come to small group

• 2 - I need to practice using the anytime work folder

• 3 - I am ready to ace the show what you know!

Poll

Rate your confidence level with finding the square root of numbers.

• 1 - I need to come to small group

• 2 - I need to practice using the anytime work folder

• 3 - I am ready to ace the show what you know!

Open Ended

Do you have any expert advice for your classmates?