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PA 2.2 Lesson 4 Notes/Practice

PA 2.2 Lesson 4 Notes/Practice

Assessment

Presentation

•

Mathematics

•

7th - 8th Grade

•

Easy

Created by

Emese Conrad

Used 2+ times

FREE Resource

3 Slides • 9 Questions

1

2.2 Lesson 4 Notes/Practice

by Emese Conrad

2

Poll

Is the value 25\sqrt[]{25}  a rational number?

Yes!

No!

3

Poll

Is the value 65\sqrt[]{65}  a rational number?

Yes!

No!

4

​Remember:

​Perfect squares are always rational numbers!

​

​If you are taking the square root of a number and you do not get a whole number, then that square root is automatically irrational!

5

Poll

Where does the value of 19\sqrt[]{19}  fall on a number line?

between 1 and 2

between 2 and 3

between 3 and 4

between 4 and 5

6

Poll

Where does the value of 98\sqrt[]{98}  fall on a number line?

between 6 and 7

between 7 and 8

between 8 and 9

between 9 and 10

7

Poll

What is the denominator in the decimal 0.59? It does not repeat

99

90

100

109

8

Multiple Select

Select all of the irrational numbers below.

1

32\frac{\sqrt[]{3}}{2}  

2

28.823809328.8238093  

3

21\frac{2}{\sqrt[]{1}}  

4

55\frac{\sqrt[]{5}}{5}  

9

Poll

Is π\pi  an irrational or rational number?

Hint: type it into the calculator.

Rational Number

Irrational Number

10

Multiple Select

Which of the following are valued between 7 and 8?

1

50\sqrt[]{50}  

2

2π2\pi  

3

40\sqrt[]{40}  

4

60\sqrt[]{60}  

5

π2\pi^2  

11

Multiple Choice

Which of the following options shows the order of the irrational numbers in order from least to greatest?

30, 3, π, 12, 22\sqrt[]{30},\ \sqrt[]{3},\ \pi,\ \sqrt[]{12},\ \sqrt[]{22}  

1

π, 3, 22, 12, 30\pi,\ \sqrt[]{3},\ \sqrt[]{22},\ \sqrt[]{12},\ \sqrt[]{30}  

2

3, 22, 12, π, 30\sqrt[]{3},\ \sqrt[]{22},\ \sqrt[]{12},\ \pi,\ \sqrt[]{30}  

3

3, π, 12, 22, 30\sqrt[]{3},\ \pi,\ \sqrt[]{12},\ \sqrt[]{22},\ \sqrt[]{30}  

12

​Go to Canvas and complete the following:

​1. Redo 2.2 Lesson 2 Independent Practice from Monday if you need to.

​2. Converting Repeating Decimals to Fractions (MathXL) from yesterday.

​3. Work on your i-Ready path!

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2.2 Lesson 4 Notes/Practice

by Emese Conrad

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